Infitek
POL-DISC4II Manual Disc Polarimeter
A manual visual polarimeter with a ±180° range, 0.05° vernier reading and sodium lamp source for measuring optical rotation in teaching and routine labs.
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Showing 529–552 of 672 products
Biocomma
CommaSil® C18-P HPLC Column (100% Aqueous Compatible, for Polar Compounds)
A C18 HPLC column that retains polar analytes under reversed-phase and HILIC conditions, tolerates 100% aqueous mobile phases and uses end-capping to improve peak shape; 3 and 5 μm particles.
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Infitek
RFT-P Series Portable Refractometers, Brix Meter
Handheld optical refractometers for low, middle and high Brix ranges up to 62%, plus a salinity model, for quick checks of juices, syrups, sauces and industrial fluids.
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Biocomma
CommaSil® C8 HPLC Column
A C8 reversed-phase HPLC column on high-purity silica with complete capping, giving somewhat lower retention than C18 for compounds of moderate to high hydrophobicity; 3, 3.5 and 5 μm particles.
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Infitek
RFT-A7 Series Fully Automatic Refractometer
Automatic digital refractometers measuring 1.30000 to 1.70000 nD with CCD detection, 0.5 mL samples, Peltier temperature control and a 100,000 hour LED source.
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Biocomma
CommaSil® NH2 HPLC Column
An amino-bonded HPLC column that reduces hydrolysis of the bonded phase for better stability and life, usable in normal-phase, reversed-phase, ion-exchange and HILIC modes, including for carbohydrates.
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Infitek
POL-5 Series Fully Automatic High-Speed Polarimeter
Automatic polarimeters with a photoelectric encoder, 8°/s response and 6 readings in 26 seconds, measuring optical rotation, specific rotation, concentration and sugar scale.
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Infitek
ASC-TCP Automatic Seed Counter
An automatic counter for seeds and particles from 0.7 to 12 mm, with ±2‰ accuracy, free and batch counting modes and automatic slow-down near the target.
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Biocomma
CommaSil® CN HPLC Column
A cyano-bonded HPLC column usable in normal-phase, reversed-phase and HILIC modes, with selectivity different from C18, C8 and phenyl phases; also lists a CommaSil® AMIDE-H column for sugars.
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Infitek
BPNA-4 Plant Nutrition Analyzer
A handheld, non-destructive leaf analyzer measuring chlorophyll (SPAD), nitrogen content, leaf temperature and humidity in one reading, with Bluetooth app connection.
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Biocomma
Copure® HPLC Columns for Preservatives
Copure® HPLC columns designed for food preservatives such as benzoic acid, sorbic acid and dehydroacetic acid, in 4.6 × 250 mm and 4.6 × 150 mm formats with 5 μm particles.
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Infitek
BMCA-1G Grain Moisture Meter
A portable meter measuring moisture from 3% to 35% and bulk density of grains and seeds in 10 seconds or less, with 20 pre-calibrated varieties.
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Biocomma
Copure® HPLC Columns for Synthetic Colorants
A Copure® HPLC column (4.6 × 250 mm, 5 μm) for synthetic colorants, based on monodisperse silica and developed around the GB 5009.35-2023 method.
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Biocomma
Copure® HPLC Columns for Mycotoxin
Copure® HPLC columns for mycotoxin analysis built on pressure-tolerant silica, with example methods for ochratoxin A, fumonisins and aflatoxin B1; offered in 4.6 × 250 mm 5 μm, and 2.1 × 100 mm 3 μm and 1.7 μm formats.
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Infitek
VSC-P80 Starch Pasting Viscometer
A programmable rotational viscometer for starch pasting and gelatinization testing, with heating and cooling up to 15°C/min and speeds from 20 to 5000 rpm.
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Biocomma
Copure® HPLC Columns for Pesticide Residue
Copure® HPLC columns for multi-residue pesticide analysis, built on ultra-high-purity silica with narrow particle size distribution; 2.1 × 100 mm in 3 μm and 1.7 μm for UPLC-MS/MS workflows.
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Infitek
VSC-H Series High Temperature Digital Viscometer
Rotational viscometers with an integrated furnace from 10°C above ambient to 300°C, for materials such as asphalt, hot melt adhesives and polyethylene wax.
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Biocomma
Copure® HPLC Columns for Veterinary Residue
Copure® HPLC columns for multi-class veterinary drug residue analysis on hybrid silica with multi-bonded chemistry, usable from pH 1 to 12; 2.1 × 100 mm in 3 μm and 1.7 μm.
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Infitek
VSC-KU Stormer Digital Viscometer
A Stormer viscometer for paints and coatings, measuring 40 to 141 KU at 200 rpm and displaying results in KU, grams and cP according to ASTM D562.
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Infitek
CC-J3 and CC-J3A Colony Counters
Digital colony counters with a sensing pen, audible confirmation and a 3× magnifier on a flexible arm, counting up to 999 or 9999 colonies.
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Biocomma
Copure® HPLC Column for Organic Acid
A Copure® T3-type HPLC column (4.6 × 250 mm, 5 μm) with strong polar retention and tolerance of pure aqueous phases, for organic acids and other carboxylic acids.
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Infitek
CC-N50 Digital Colony Counter
A compact digital colony counter with a probe pen, 13 mm LED display and an illuminated black-background counting chamber for clear colony contrast.
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Biocomma
Copure® HPLC Column for Cyromazine
A Copure® HPLC column (4.6 × 250 mm, 5 μm) on ultra-pure silica with exclusive bonding and end-capping, designed for cyromazine residue analysis in vegetables and animal foods.
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Infitek
CC-J2S Pressure-Sensitive Colony Counter
A pressure-sensitive colony counter with adjustable LED illumination, upper light compensation and a frameless 3× and 9× magnifier for all common culture media.
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