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Reagents, C

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  • DPD-Free Chlorine Reagent, Powder Pillows

    Hach

    DPD Method, Free Chlorine Reagent Powder Pillows Pack of 100 USEPA accepted for reporting drinking water analysis using Hach Method 8021 Sample Size: 10 mL Range: up to 2.00 mg/L For best results use with a Hach colorimeter or spectrophotometer. Backed by over 20 years of DPD experience!

  • Chromium(III) nitrate nonahydrate, 99.99% min (metals basis)

    Alfa Aesar

    Formula: Cr(NO3)3 9H2O Formula weight: 400.14 (238.01anhy) Purity: 99.99% min (metals basis) CAS Number: 7789-02-8 UN Number: UN2720 Hazard Class: 5.1 Packing Group: III Harmonized Tariff Code:  2834.29 Hazard Statements: H272-H315-H319 May intensify fire; oxidizer. Causes…

  • DPD Free & Total Chlorine Reagents

    Lovibond

    Powder Pack Reagents are pre-measured, unit dose, reagents in a convenient foil package. These reagents have been specifically formulated to serve as a direct replacement to Hach® DPD reagents and will provide accurate results with Lovibond, Hach® and other manufacturer’s…

  • Reagent Set, Ca / mg Hardness

    Hach

    Calmagite method for measuring calcium and magnesium hardness (0-4.00 mg/L as CaCO3) colorimetrically (on a Hach spectrophotometer) Reagent set contains: Alkali Solution, Calcium/Magnesium Indicator Solution, EDTA Solution, EGTA Solution Method: Calcium and Magnesium; Calmagite…

  • SIGMA Chloramphenicol, =98% (TLC)

    Sigma-Aldrich

    Synonyms: D-(−)- threo -2,2-Dichloro- N -[β-hydroxy-α-(hydroxymethyl)-β-(4-nitrophenyl)ethyl]acetamide; D-(−)- threo -2-Dichloroacetamido-1-(4-nitrophenyl)-1,3-propanediol; D- threo -2,2-Dichloro- N -[β-hydroxy-α-(hydroxymethyl)-4-nitrophenethyl]acetamide;…

  • CELITE 545

    EMD Millipore

    Formula: Diatomaceous earth Formula Weight: N/A CAS Number: 68855-54-9 Synonym(s): Diatomaceous Earth

  • Chloride Standard, 1000ppm Cl

    Ricca Chemical

    Formula: NaCl in Water Formula Weight: 58.44  

  • Readycult® Coliforms 100

    EMD Millipore

    USEPA approved test for the Presence/Absence of total coliforms and E. coli in drinking water Formula: Mixture Formula Weight: N/A

  • Free Chlorine Reagent Set

    Hach

    Description: DPD Rapid Liquid, 0.02 to 2.00 mg/L

  • Chlorpheniramine maleate, United States Pharmacopeia (USP) Reference Standard

    Sigma-Aldrich

    CAS No.: 113-92-8 Synonyms: (±)-Chlorpheniramine maleate salt Formula: C16H19ClN2 ¬? C4H4O4 Formula Weight: 390.86 Linear Formula: C16H19ClN2 ¬?…

  • FLUKA Carfentrazone-ethyl, PESTANAL®, analytical standard

    Sigma-Aldrich

    Synonyms: Ethyl 2-chloro-3-{2-chloro-5-[4-(difluoromethyl)-4,5-dihydro-3-methyl-5-oxo-1 H -1,2,4-triazol-1-yl]-4-fluoro-phenyl}propionate; Ethyl-α,2-dichloro-5-[4-(difluoromethyl)-4,5-dihydro-3-methyl-5-oxo-1 H -1,2,4-triazol-1-yl]-4-fluorobenzenepropanoate Formula: …

  • Chlorine Reagent Sets

    Hach

    Method: DPD Range: 0 - 3.5 mg/L as Cl2 Sample set: 5 mL Tests: 100

  • Copper(II) hydroxide, tech. 94%, stab.

    Alfa Aesar

    Formula: H2CuO2 Formula weight: 97.55 Purity: tech. 94%, stab. CAS Number: 20427-59-2 Harmonized Tariff Code:  2825.50 Hazard Statements: H318-H302-H335-H315 Causes serious eye damage. Harmful if swallowed. May cause respiratory irritation. Causes skin irritation. Precautionary…

  • Chlorosulfonic acid, typically 99%

    Alfa Aesar

    Formula: HSO3Cl Formula weight: 116.52 Purity: typically 99% CAS Number: 7790-94-5 UN Number: UN1754 Hazard Class: 8 Packing Group: I Harmonized Tariff Code:  2806.20 Hazard Statements: H314-H335 Causes severe skin burns and eye damage. May cause respiratory irritation. …

  • SIAL Copper(I) iodide, purum, Greater Than or Equal to 99.5%

    Sigma-Aldrich

    Synonym(s): Cuprous iodide Formula: CuI Formula Weight: 190.45 CAS No.: 7681-65-4 UN Number: UN3077 Purity: ≥99.5% Density: 5.62g/mLat 25°C(lit.)

  • Cuver 1, Copper Reagent

    Hach

    For copper determination by the bicinchoninate method. Copper Reagent, CuVer® 1 Method: Bicinchoninate USEPA accepted for wastewater reporting using Hach Method 8506 Range: up to 5.00 mg/L Sample: 10 mL pk/100 Powder Pillows

  • Chloride Reagent Set

    Hach

    Chloride Reagent Set includes: Chloride 2 Indicator Powder Pillows, titrant Range: 0 - 400 mg/L as CI 0.0493 N titrant 100/test

  • ALDRICH Cyanuric chloride, 99%

    Sigma-Aldrich

    Synonym(s): 2,4,6-Trichloro-1,3,5-triazine Formula: C3Cl3N3 Formula Weight: 184.41 CAS No.: 108-77-0 UN Number: UN2670 Purity: 99% Application: Reagent for the conversion of alcohols to chlorides and for the immobilization of microorganisms and…

  • Chitin

    Alfa Aesar

    Formula: (C10H19NO5)n Formula weight: 233.26 CAS Number: 1398-61-4 Harmonized Tariff Code:  3913.90

  • FLUKA Chlordane (technical mixture), PESTANAL®, analytical standard

    Sigma-Aldrich

    Synonyms: Chlordane Formula: C10H6Cl8 Formula Weight: 409.78 CAS No.: 12789-03-6 Legal Information: PESTANAL is a registered trademark of Sigma-Aldrich Laborchemikalien GmbH

  • Reagent Set, Chloride F / Dt Kit

    Hach

    Reagent Set includes: Diphenylcarbazone Reagent Powder Pillows, Mercuric Nitrate Titration Cartridge, 0.2256 N and Mercuric Nitrate Titration Cartridge, 2.256 N Used in Digital Titrator Kit Mercury nitrate Method 10 – 8,000 mg/l Approximately 100 Tests

  • SIAL Calcein AM solution

    Sigma-Aldrich

    ≥4 mM in DMSO, ≥90% (HPLC), liquid Empirical Formula: C46H46N2O23 Formula Weight: 994.86 Linear Formula: C46H46N2O23 MDL Number: MFCD05861516 Purity: ≥90% (HPLC) …

  • Darco® Charcoal, Activated

    EMD Millipore

    20-40 Mesh Granular Formula: C Formula Weight: 12.01 CAS Number: 7440-44-0 Synonym(s): Carbon, Activated

  • Cupric Sulfate, 5-Hydrate, Large Crystal, BAKER ANALYZED ACS Reagent

    Avantor - J.T.Baker®

    (copper(II) sulfate, pentahydrate) Formula: CuSO4?H2O Formula Weight: 249.68 CAS Number: 7758-99-8 Specific Gravity: 1L = 2.28 Kg

  • Cyclohexene, 99%

    Alfa Aesar

    Formula: C6H10 Formula weight: 82.15 Purity: 99% CAS Number: 110-83-8 UN Number: UN2256 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2902.19 Hazard Statements: H225-H301-H304 Highly flammable liquid and vapour. Toxic if swallowed. May be fatal if swallowed…

  • Chloroform, biotech. grade, =99.8%, contains 0.5-1.0% ethanol as stabilizer

    Sigma-Aldrich

    Synonyms: Methylidyne trichloride; Trichloromethane Formula: CHCl3 Formula Weight: 119.38 CAS No.: 67-66-3 Purity: ≥99.8% Density: 1.48 g/mL at 25 °C; 1.492 g/mL at 25 °C(lit.) Packaging: 1, 2 L in Sure/Seal™ Included Fees: C989L80 has a Large Can Fee…

  • Chloramine-T trihydrate, ACS, 98.0-103.0%

    Alfa Aesar

    Formula: CH3C6H4SO2N(Cl)Na 3H2O Formula weight: 281.69 (227.67anhy) Purity: 98.0-103.0% CAS Number: 7080-50-4 UN Number: UN3263 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2935.00 Hazard Statements: H301-H334-H314-H318 Toxic if swallowed. May cause allergy…

  • 4-(4-Chlorobenzyl)pyridine, 97%

    Alfa Aesar

    Formula: C12H10ClN Formula weight: 203.67 Purity: 97% CAS Number: 4409-11-4 Harmonized Tariff Code:  2933.39 Hazard Statements: H315-H319 Causes skin irritation. Causes serious eye irritation. Precautionary Statements: P280-P305+P351+P338-P362-P321-P332+P313-P337+P313 Wear…

  • Cupric Sulfate, 5-Hydrate, Granular, USP

    Avantor - Macron Fine Chemicals™

    Formula: CuSO4?H2O Formula Weight: 249.68 CAS Number: 7758-99-8 Specific Gravity: 1L = 2.28 Kg

  • Chlorobenzene, 99%

    Alfa Aesar

    Formula: C6H5Cl Formula weight: 112.56 Purity: 99% CAS Number: 108-90-7 UN Number: UN1134 Hazard Class: 3 Packing Group: III Harmonized Tariff Code:  2903.91 Hazard Statements: H226-H332 Flammable liquid and vapour. Harmful if inhaled. Precautionary Statements: …

  • Cadmium Granules, Treated 50G

    Hach

    Use for cadmium reduction column for Nitrate determination.

  • SIGMA Cell Freezing Medium-DMSO 1x, sterile-filtered, suitable for cell culture

    Sigma-Aldrich

    Application: Recommended for the cryopreservation of cells. Other Notes: Complete ready-to-use medium. Proprietary formulation containing Minimum Essential Medium, glycerol, calf serum and fetal bovine serum. Storage: −20°C Included Fees: C980J77 has a dry ice included in the…

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