Laboratory micro-centrifuges

43 companies | 392 medical products

Companies per page

30 products Andreas Hettich
Andreas Hettich 14000 rpm | MIKRO 120
14000 rpm | MIKRO 120 Andreas Hettich

The MIKRO 120 is utilized for sample preparation in the field of molecular biology. Designed by Hettich, this compact device is the smallest member of their microcentrifuge range....

Andreas Hettich 15000 rpm | MIKRO 200
15000 rpm | MIKRO 200 Andreas Hettich

The compact high speed centrifuge the MIKRO 200 contains 30 response tubes each per revolution....

Andreas Hettich 15000 rpm | MIKRO 200 R
15000 rpm | MIKRO 200 R Andreas Hettich

The MIKRO 200 R is a compact refrigerated centrifuge. It has a high capacity and is ideally utilized in molecular biology laboratories. Designed by Hettich, it is the smallest refrigerated...

Andreas Hettich 18000 rpm | MIKRO 220
18000 rpm | MIKRO 220 Andreas Hettich

MIKRO 220 has one of the highest speeds of centrifuges utilized for microlitre applications, with accessories for every application. It has a maximum of 31,500 x g and provide results very...

Andreas Hettich 18000 rpm | MIKRO 220 R
18000 rpm | MIKRO 220 R Andreas Hettich

The MIKRO 220 R is a small sized bench-top centrifuge suitable for microliter applications. It can handle up to sixty 1.5/2.0 ml tubes per run. With acceleration to 31,500 x g, results...

Andreas Hettich 15000 rpm | ROTANTA 460 RC
Refrigerated 15000 rpm | ROTANTA 460 RC Andreas Hettich

Armed with a comprehensive range of accessories, the ROTANTA 460 RC centrifuge plays a very important role in producing quick results in research and analytic laboratories,...

25 products Sartorius Group
Sartorius Group 1-15P l SPINCONTROL EASY
1-15P l SPINCONTROL EASY Sartorius Group

Centrifuge for sedimentation of sensitive materials for biotechnology,...

Sartorius Group 1-15PK l SPINCONTROL UNIVERSAL
1-15PK l SPINCONTROL UNIVERSAL Sartorius Group

The Benchtop Centrifuge device is used for sedimentation of sensitive materials for...

Sartorius Group CENTRISART A-14
Bench-top laboratory centrifuge CENTRISART A-14 Sartorius Group

Newly developed by Sartorius Stedim Biotech, the high speed benchtop centrifuge CENTRISART® A -14, is suitable for sedimentation...

Sartorius Group 100 - 30000 rpm | SPINCONTROL COMFORT
Bench-top laboratory centrifuge 100 - 30000 rpm | SPINCONTROL COMFORT Sartorius Group

The Benchtop Benchtop Centrifuge 3-30K BBI-8570027 has a speed range of up to 64,000 x g. The speed range between 100 and 30,000 rpm can be selected in 1 rpm steps. It features spincontrol comfort and...

Sartorius Group 100 - 30000 rpm | SPINCONTROL PROFESSIONAL
Bench-top laboratory centrifuge 100 - 30000 rpm | SPINCONTROL PROFESSIONAL Sartorius Group

With its speed varying between 100 rpm and 30,000 rpm, product is selected at an increment of 1 rpm. Drive motor is brush-less and free of maintenance and has professional spin control. All run...

Sartorius Group 13500 rpm l SPINCONTROL COMFORT
Bench-top laboratory centrifuge 13500 rpm l SPINCONTROL COMFORT Sartorius Group

The Bench Top Centrifuge offers spin-control comfort and comes with two motorized lid locks. The backlit keys display options of start, stop and lid open.The centrifuge offers a maximum capacity of max....

Thermo Scientific 14600 rpm | Espresso
Highspeed 14600 rpm | Espresso Thermo Scientific

The Thermo Scientific Espresso Personal Microcentrifuge is a 12-place centrifuge with a rotor. It is able to process microtubes of 0.5 to 2.0 ml at a speed of up...

Thermo Scientific 13300 - 14800 rpm | Heraeus™ Pico™, Heraeus™ Fresco™
Highspeed 13300 - 14800 rpm | Heraeus™ Pico™, Heraeus™ Fresco™ Thermo Scientific

The Pico and Fresco Heraeus microcentrifuges by Thermo Scientific are designed to accelerate sample preparation processes by providing safety features and high speed. Since they take care of routine sample...

Thermo Scientific 13300 - 14800 rpm | MicroCL 17, MicroCL 21
Highspeed 13300 - 14800 rpm | MicroCL 17, MicroCL 21 Thermo Scientific

The following are the features of Thermo Scientific* MicroCL 17 and 21 microcentrifuges: - Productivity, versatility, safety and convenience in a compact, easy to-use lab instrument...

Thermo Scientific 14800 rpm | Sorvall™ Legend™ 14
Highspeed 14800 rpm | Sorvall™ Legend™ 14 Thermo Scientific

The Thermal Scientific Sorvall Legend 14 Personal Microcentrifuge is a compact device offering outstanding performance. Conducting a range of applications across biotechnology, academic and...

Thermo Scientific 13300 - 14800 rpm | Sorvall™ Legend™ Micro 17/21
Highspeed 13300 - 14800 rpm | Sorvall™ Legend™ Micro 17/21 Thermo Scientific

The Sorvall Legend Micro 17 and 21 Microcentrifuge Series offers support for micro-volume protocols such as PCR reaction set-up and protein lysate preparation. These units provide impressive processing...

new Thermo Scientific 15200 rpm | Heraeus™ Megafuge™ 16
High-capacity laboratory centrifuge 15200 rpm | Heraeus™ Megafuge™ 16 Thermo Scientific

This new general purpose centrifuge series has a nice build and ergonomic design. It delivers unmatched...

6 products Sarstedt
Sarstedt 600 rpm | MC 6
600 rpm | MC 6 Sarstedt

The 6-place fixed angle rotor is for...

Sarstedt 50 mL
Laboratory centrifuge tube 50 mL Sarstedt

50 ml Centrifuge tubes have been well established for multiple laboratory applications. In order to accommodate increasingly sophisticated user requirements, the...

video Sarstedt
Laboratory microcentrifuge tube with screw cap Sarstedt

The safe screw cap micro tube developed by Sarstedt AG & Co. over 25 years ago is an ideal accessory used in a variety of applications. People needing high level storage...

Sarstedt Multiply®
Laboratory microcentrifuge PCR tube Multiply® Sarstedt

In order to properly identity and mark samples in individual tubes, Sarstedt has come up with an ingenious option in the form...

Beckman Coulter International S.A.  14800 rpm | Microfuge®16
14800 rpm | Microfuge®16 Beckman Coulter International S.A.

Microfuge 16 is a compact, user-friendly micro-centrifugation device. At just under 7 inches in height (176 mm) it can fit in any workspace environment. It has a maintenance...

Beckman Coulter International S.A.  15000 rpm | Microfuge 20 series
15000 rpm | Microfuge 20 series Beckman Coulter International S.A.

The product is cost efficient and comes with an enhanced speed and capacity. The microcentrifuges of Microfuge 20 Series are quick, flexible, cool and designed for providing...

Beckman Coulter International S.A.  14000 rpm | Microfuge®18
14000 rpm | Microfuge®18 Beckman Coulter International S.A.

The Microfuge 18 is ideal for fast palleting of DNA, cell virus isolation, and DNA. It offers fast and powerful...

Beckman Coulter International S.A.  14000 rpm | Microfuge® 22R
Refrigerated 14000 rpm | Microfuge® 22R Beckman Coulter International S.A.

Microfuge 22R: Simple, Fast, and Efficient The Microfuge 22R is a centrifugal device designed to produce high g-forces to create fast and optimal pelleting. The microfuge 22R which is fitted with interchangeable...

new Beckman Coulter International S.A.  120000 rpm | Optima™ MAX-TL
Bench-top laboratory ultracentrifuge 120000 rpm | Optima™ MAX-TL Beckman Coulter International S.A.

A Beckman Coulter solution comes with recital, expediency and usability. All mechanism of the whole system copiously abounding in the MAX-TL. The Optima MAX Series of tabletop ultracentrifuges is the...

new Beckman Coulter International S.A.  Allegra X-14 series
Bench-top laboratory centrifuge Allegra X-14 series Beckman Coulter International S.A.

The Allegra X-14 series operates at 120 volts and provides a great alternative to the Allegra X-15R, which uses a much higher voltage. This benchtop centrifuge offers convenient...

new Stuart Equipment 6000 - 6200 rpm | SCF1
6000 - 6200 rpm | SCF1 Stuart Equipment

The SCF1 is a mini personal spinner for centrifugation with up to 8 x 1.5ml or 2.2ml microfuge tubes or two strips of 8 x 0.2ml tubes that...

Stuart Equipment 6000 - 13500 rpm | SCF2
6000 - 13500 rpm | SCF2 Stuart Equipment

The innovative Microcentrifuge SCF2 is remarkably compact and quiet with a lid safety...

11 products Herolab
Herolab 14800 rpm | MicroCen® 16
14800 rpm | MicroCen® 16 Herolab

14800rp MicroCen 16 is preferably suited for sedimentation in 0.2 to 2.2 ml micro tubes. It is leading especially for researchers in molecular and cell biology. It has big display clearly shows the values...

Herolab 16000 rpm | MicroCen® M
16000 rpm | MicroCen® M Herolab

The high speed microliter centrifuge is controlled by a microprocessor with a 30x 2.2 ml maximum capacity. 6 rotors in total – 4 angle, 1 swing out and 1 microhematocrit with speeds of 500 –...

Herolab 18000 rpm | MicroCen® MR
Refrigerated 18000 rpm | MicroCen® MR Herolab

1800rpm MicroCen MR is especially for microliter tubes. microprocessor controlled. It has LCD display for both current and preset values of speed/g force, time and temperature. temperature only at refrigerated...

Herolab 16000 rpm | UniCen® M
High-speed laboratory centrifuge 16000 rpm | UniCen® M Herolab

16000rpm UniCen M is for centrifuge tubes and bottles, Microtiter plates, Tissue culture tubes, Microliter tubes, etc.It is a microprocessor controlled. It has 12 angle rotors, 3 swing out rotors, 1 microhematocrit...

Herolab 18000 rpm | UniCen MR
High-speed refrigerated laboratory centrifuge 18000 rpm | UniCen MR Herolab

This Universal High-Speed Centrifuge with refrigeration is controlled by a microprocessor and can handle a maximum capacity of 4 X 200 ml. It is perfectly suited for Tissue-culture tubes, centrifuge bottles,...

Herolab 13000 rpm | HiCen® T
Bench-top laboratory centrifuge 13000 rpm | HiCen® T Herolab

The HiCen T High-Speed Tabletop Centrifuge is microprocessor controlled. It has a large volume but fits on the laboratory bench. It has 12 angle rotors and 2 swing-out...

Dragon Laboratory Instruments  7000 rpm | D1008
7000 rpm | D1008 Dragon Laboratory Instruments

Features - Four lid colors including green, blue, yellow and pink. - Max. speed of 7000rpm - Comes with 2ml x 8 and PCR8 x 2 rotors - Dual door interlock...

Dragon Laboratory Instruments  500 - 15 000 rpm | D2012, D2012 plus
Highspeed 500 - 15 000 rpm | D2012, D2012 plus Dragon Laboratory Instruments

High speed micro-centrifuge range is widely used in physical and chemistry analysis, biochemistry, cellular and molecular biology, clinical Labs and blood donation centers, and is ideal for high-end research...

Dragon Laboratory Instruments  15 000 rpm | D3024
15 000 rpm | D3024 Dragon Laboratory Instruments

Advantages ☆ Conforms to international safety standards and regulations - DRAGONLAB is the first Centrifuge manufacturer in China that cooperates with TUV Rheinland Company and its Centrifuges...

Dragon Laboratory Instruments  15 000 rpm | D3024R
Refrigerated 15 000 rpm | D3024R Dragon Laboratory Instruments

Advantages ☆ Conforms to international safety standards and regulations - DRAGONLAB is the first Centrifuge manufacturer in China that cooperates with TUV Rheinland Company and its Centrifuges...

Dragon Laboratory Instruments  300 - 4500 rpm | DM0412
Bench-top laboratory centrifuge 300 - 4500 rpm | DM0412 Dragon Laboratory Instruments

Features - Speed range of 300-4500rpm - Max rotor capability 15ml×8 - Precise control speed and time with efficient separation - For 15ml cell culture tubes and full line of collection tubes,...

Dragon Laboratory Instruments  200 - 14 000 | DM1424
Laboratory hematocrit centrifuge 200 - 14 000 | DM1424 Dragon Laboratory Instruments

Features - Speed range of 200-14000r rpm, Max. RCF 18260×g - Two rotors, hematocrit rotor with Max. capacity 24 capillary tubes and 2ml×24 rotor - Precise control speed and time with efficient...

22 products Auxilab S.L.
Auxilab S.L. 10000 rpm | Nahita 2507/24
10000 rpm | Nahita 2507/24 Auxilab S.L.

Specifications Ref.: 52507024 Used in a large variety of micro filtration techniques Used in molecular biology for quick spin downs...

Auxilab S.L. 10000 rpm | Nahita 2507/1
10000 rpm | Nahita 2507/1 Auxilab S.L.

Specifications Ref.: 52507001 Used in a large variety of micro filtration techniques Used in molecular biology for quick spin...

Auxilab S.L. 10000 rpm | Nahita 2507/14
10000 rpm | Nahita 2507/14 Auxilab S.L.

Specifications Ref.: 52507014 Used in a large variety of micro filtration techniques Used in molecular biology for quick spin downs...

Auxilab S.L. 13400 rpm | Nahita 2507/100
Highspeed 13400 rpm | Nahita 2507/100 Auxilab S.L.

Specifications Ref.: 52507100 Angular autoclavable rotor made of anodized aluminium Very...

Auxilab S.L. 12000/16000 rpm | Nahita 2716
Highspeed 12000/16000 rpm | Nahita 2716 Auxilab S.L.

Specifications Ref.: 52716000 For protocols with high RCF Made of furnace-painted metal Noiseless...

Auxilab S.L. 14000 rpm | Nahita
Highspeed 14000 rpm | Nahita Auxilab S.L.

Specifications Ref.: 52624001 For protocols with high RCF Made of furnace-painted...

Changsha Weierkang Xiangying Centrifuge 16000 rpm | TGL-16MC
Highspeed 16000 rpm | TGL-16MC Changsha Weierkang Xiangying Centrifuge

This high-speed micro centrifuge is compact and lightweight making it suitable for table top use. It as a stainless steel cavity making it durable for continuous usage. The security can be assured due...

Changsha Weierkang Xiangying Centrifuge 16000 rpm | TG16-W
Highspeed 16000 rpm | TG16-W Changsha Weierkang Xiangying Centrifuge

This steel body is a low-noise unit that uses a CPU control setup with a microprocessor. This can adjust rotation speeds, time limits and centrifuge forces. The maintenance-free setup on the motor is...

Changsha Weierkang Xiangying Centrifuge 4600 rpm | DL8M-12L
High-capacity laboratory centrifuge 4600 rpm | DL8M-12L Changsha Weierkang Xiangying Centrifuge

The device is equipped with an advanced microprocesser control and direct drive system enhancing the stability of the drive system. It finds wide application in the field of blood station,pharmaceutical...

Changsha Weierkang Xiangying Centrifuge 7000 rpm | DL7M
High-capacity refrigerated laboratory centrifuge 7000 rpm | DL7M Changsha Weierkang Xiangying Centrifuge

DL7M has a compressor from taikang, franch with the factual temperature control system. Advanced microprocesser control and direct drive system to make the drive system work more stably. Widely utilized...

Changsha Weierkang Xiangying Centrifuge 6000 rpm | DL6MC
High-capacity refrigerated laboratory centrifuge 6000 rpm | DL6MC Changsha Weierkang Xiangying Centrifuge

The microprocessor setup is made with a Taikang compressor that is safe to...

Changsha Weierkang Xiangying Centrifuge 5000 rpm | DL5MC
High-capacity refrigerated laboratory centrifuge 5000 rpm | DL5MC Changsha Weierkang Xiangying Centrifuge

DL5MC with the self diagnostic system and protection for imbalance.over speed,over emperature.This machine...

new Labnet International Labnet Prism™ R
Refrigerated Labnet Prism™ R Labnet International

The Prism R Refrigerated Microcentrifuge has been newly designed by Labnet. It has a remarkably small footprint while offering a powerful brushless motor and cooling capacity to spare....

Labnet International 250 - 15 000 rpm | Z233 M-2
Highcapacity 250 - 15 000 rpm | Z233 M-2 Labnet International

The high-performance Z233 M2 microcentrifuge features high-speed capabilities of up to 15,000 rpm/21,380 x g, a quiet brushless induction drive, a microprocessor for precise control, and unequaled...

Labnet International 15 000 rpm | Z216 MK
Highcapacity refrigerated 15 000 rpm | Z216 MK Labnet International

The Z216 MK High Capacity Refrigerated Microcentrifuge sets a new standard in the refrigerated microcentrifuge category. In spite of its remarkably small footprint, the Z216 MK has a powerful brushless...

Labnet International 500 - 13 300 rpm | Spectrafuge™ 24D
500 - 13 300 rpm | Spectrafuge™ 24D Labnet International

The newest member of the Spectrafuge microcentrifuge family, the 24D, features precise digital microprocessor control. This microcentrifuge is loaded with features, yet has a list price low enough to...

Labnet International 1 000 - 14 000 rpm | Spectrafuge™ 16M
1 000 - 14 000 rpm | Spectrafuge™ 16M Labnet International

You’ll find the Spectrafuge™ 16M microcentrifuge to be compact with its small footprint, extremely quiet, and fast with high g-force speeds. It features a maintenance free, brushless motor to ensure...

Labnet International Prism™ Air-Cooled
Prism™ Air-Cooled Labnet International

The Labnet Prism Microcentrifuge is an easy to use, high performance unit that comes in a modern, attractive package. The microcentrifuge features a unique air cooling technology, a large, updated control...

1 products PZ HTL
PZ HTL
PZ HTL

This personal sized centrifuge is ideal for microfiltration and quick spin downs...

Sigma Laborzentrifugen GmbH 200 - 14800 rpm | SIGMA 1-14
200 - 14800 rpm | SIGMA 1-14 Sigma Laborzentrifugen GmbH

Bright display microprocessor controlled big push buttons minimal temperature increase during run maintenance-free brushless drive motor motorized lid lock, auto...

Sigma Laborzentrifugen GmbH 200 - 15000 rpm | SIGMA 1-14K
Refrigerated 200 - 15000 rpm | SIGMA 1-14K Sigma Laborzentrifugen GmbH

Bright display microprocessor controlled big push buttons minimal temperature increase during run maintenance-free brushless drive motor motorized lid lock, auto lid open 200 - 15.000 rpm timer:...

Sigma Laborzentrifugen GmbH SIGMA 1-16
SIGMA 1-16 Sigma Laborzentrifugen GmbH

The ergonomics and the beautiful design of this brand new generation of laboratory centrifuges will help make your work in the lab easier. Close the lid and...

Sigma Laborzentrifugen GmbH SIGMA 1-16K
Refrigerated SIGMA 1-16K Sigma Laborzentrifugen GmbH

The ergonomics and the beautiful design of this brand new generation of laboratory centrifuges will help make your work in the lab easier. Close the lid and hit start, or make use of the programming...

Sigma Laborzentrifugen GmbH 3900 rpm | SIGMA 2-6E
Bench-top laboratory centrifuge 3900 rpm | SIGMA 2-6E Sigma Laborzentrifugen GmbH

No. 10208 (230 V, 50/60 Hz) No. 10209 (120 V, 60 Hz) Laboratory centrifuge for small and middle sample sizes. Spincontrol Easy Illuminated symbol keys start, stop, lid...

Centurion Scientific  500 - 15 000 rpm | C2015
500 - 15 000 rpm | C2015 Centurion Scientific

Speed...........500-12000 Rpm (10 Rpm steps) Rcf max........22,000...

Centurion Scientific  500 - 12 000 rpm | C2012
Laboratory hematocrit centrifuge 500 - 12 000 rpm | C2012 Centurion Scientific

Speed...........500-12000 Rpm (10 Rpm steps) Rcf max........13,500...

Centurion Scientific  500 - 4 000 rpm | C2004
Multifunction laboratory centrifuge 500 - 4 000 rpm | C2004 Centurion Scientific

Speed...........5004000 Rpm (10 Rpm steps) Rcf max........2200 G Timer............0-99...

Centurion Scientific  500 - 6 000 rpm | C2006
Bench-top laboratory centrifuge 500 - 6 000 rpm | C2006 Centurion Scientific

Speed...........500-6000 Rpm (10 Rpm steps) Rcf max........3,800 G Timer............0-99...

Centurion Scientific  500 - 12 000 rpm | CR2000
Multifunction laboratory centrifuge 500 - 12 000 rpm | CR2000 Centurion Scientific

Speed...........500-12000 Rpm (10 Rpm steps) Rcf max........13,500...

Centurion Scientific  500 - 6 000 rpm | CR4000
Multifunction laboratory centrifuge 500 - 6 000 rpm | CR4000 Centurion Scientific

Speed...........500-6000 Rpm (10 Rpm steps) Rcf max........4,500...

Vision Scientific Co.,Ltd 15000 rpm | VS-15000I
Highspeed 15000 rpm | VS-15000I Vision Scientific Co.,Ltd

ㆍModel : VS-15000i ㆍMicroprocessor Control ㆍNoiseless Inverter Motor ㆍOne-Touch...

Vision Scientific Co.,Ltd VS-15000CFNII
Refrigerated VS-15000CFNII Vision Scientific Co.,Ltd

ㆍModel : VS-15000CFNII ㆍMicroprocessor Control ㆍNoiseless brushless D.C...

Vision Scientific Co.,Ltd VS-6030SI
Multifunction laboratory centrifuge VS-6030SI Vision Scientific Co.,Ltd

- Model : VS-6030Si(ADI PLUS) - CE Certificate.(Class IIa) - Easy...

Vision Scientific Co.,Ltd 6000 rpm | VS-350
Compact laboratory centrifuge 6000 rpm | VS-350 Vision Scientific Co.,Ltd

MODEL : VS-350 Max 6,000RPM, 4,507 x G Compact...

Vision Scientific Co.,Ltd 65 000 rpm | VS-65K
High-capacity laboratory centrifuge 65 000 rpm | VS-65K Vision Scientific Co.,Ltd

ㆍModel : VS-65K ㆍMax. 65,000RPM & 361,351 x g ㆍRotor auto recognition ㆍeasy...

Merck Millipore CHIBITAN II
Laboratory mini-centrifuge CHIBITAN II Merck Millipore

The Chibitan II Personal Centrifuge is able to process six centrifugal tubes at a time. It is utilized...

1 products IKA
IKA 6000 rpm | mini G
Laboratory mini-centrifuge 6000 rpm | mini G IKA

The Mini-centrifuge would be the perfect answer to all those application that do not require high speed. It runs at a fixed speed of 6000rpm...

4 products BD
BD 4000 rpm | DYNAC™ III
Laboratory centrifuge 4000 rpm | DYNAC™ III BD

The BD Dyna c III Multi-Purpose Centrifuge is a compact device, measuring 12.5" x 16"x19" and weighing 25 pounds. It features several capacity...

BD 4000 rpm | BD CA6000
Multifunction laboratory centrifuge 4000 rpm | BD CA6000 BD

This can hold four buckets of 280 mL in size and...

BD BD TRIAC™
Multifunction laboratory centrifuge BD TRIAC™ BD

BD Triac Multi-function Centrifuge offers three speeds for three procedures:...

BD 3200 rpm | ADAMS™ COMPACT II
Compact laboratory centrifuge 3200 rpm | ADAMS™ COMPACT II BD

This can hold six 17 x 120 mm tubes and will...

1 products ELITech Group
ELITech Group  Cytopro®
Cytology laboratory centrifuge Cytopro® ELITech Group

The Cytopro Cytocentrifuge is a patented, integrated system that comes with touchpad controls and a cytocentrifuge rotor (eight-station). It sets the standard...

Applied Biosystems 0.1 ml | MICROAMP® FAST 8
Laboratory microcentrifuge PCR tube 0.1 ml | MICROAMP® FAST 8 Applied Biosystems

Unparalleled temperature accuracy and uniformity is offered with MicroAmp® Fast 8-Tube Strip...

Applied Biosystems 0.2 ml | MICROAMP® OPTICAL 8
Laboratory microcentrifuge PCR tube 0.2 ml | MICROAMP® OPTICAL 8 Applied Biosystems

The MicroAmp® Optical 8-Tube Strip, 0.2 mL is handy to use in DNA sequencing using PCR and...

1 2 3
Filter by :
Extend the search
Search by catalog
With MedicalExpo you can find a nearby distributor, contact a manufacturer for an estimate or a price, or examine product characteristics and specifications.