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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!

  • Chlorotrimethylsilane, 98+%

    Alfa Aesar

    Synonym(s): TMS chloride, Trimethylchlorosilane Formula: C3H9ClSi Formula weight: 108.64 Purity: 98+% CAS Number: 75-77-4 UN Number: UN1298 Hazard Class: 3 Packing Group: II Harmonized Tariff Code:  2931.90 Hazard Statements: H225-H311-H314-H318 Highly flammable liquid…

  • a-Chymotrypsin from bovine pancreas Type II, lyophilized powder, =40 units/mg…

    Sigma-Aldrich

    CAS Number 9004-07-3 EC Number 232-671-2 Enzyme Commission (EC) Number 3.4.21.1 ( BRENDA IUBMB ) MDL number MFCD00130481 Analysis Note Protein determined by E1%/280 Biochem/physiol Actions A serine protease that hydrolyzes peptide bonds with aromatic or large…

  • Citrate-buffered saline (20X)

    Alfa Aesar

    Synonym(s): SSC buffer, 20X, Saline-sodium citrate buffer, 20X CAS Number: 6132-04-3 Harmonized Tariff Code:  3822.00

  • Free Chlorine Reagent Set

    Hach

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

  • Copper(II) acetate monohydrate, ACS reagent, =98%

    Sigma-Aldrich

    Synonyms: Cupric acetate monohydrate Formula: Cu(CO2CH3)2 · H2O Formula Weight: 199.65 CAS No.: 6046-93-1 Purity: ≥98%; 98.0-102.0% (ACS specification) Packaging: 100, 500 g in poly bottle Packaging: 2.5 kg in poly bottle

  • 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

  • SIGMA Cabergoline >=98% (HPLC)

    Sigma-Aldrich

    Synonym(s): 1-Ethyl-3-(3'-dimethylaminopropyl)-3-(6'-allylergoline-8'β-carbonyl)urea; 1-[(6-Allylergoline-8β-yl)carbonyl]-1-[3-(dimethylamino)-propyl]-3-ethylurea; Cabaser; Dostinex; FCE-21336 Empirical Formula: C26H37N5O2 Linear Formula: …

  • Chlorine Reagent Sets

    Hach

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

  • SIGMA Collagenase from Clostridium histolyticum release of physiologically…

    Sigma-Aldrich

    Synonym(s): Clostridiopeptidase A MDL Number: MFCD00130830 Storage: −20°C

  • SIGMA Choline chloride >=99%

    Sigma-Aldrich

    Synonym(s): (2-Hydroxyethyl)trimethylammonium chloride Empirical Formula: C5H14ClNO Linear Formula: (CH3)3N(Cl)CH2CH2OH Formula Weight: 139.62 MDL Number: MFCD00011721 Purity: ≥99% Melting Point: 302-305…

  • cOmplete™, Mini, EDTA-free Protease Inhibitor Cocktail

    Sigma-Aldrich

    Application cOmplete™, Mini, EDTA-free, is used for the inhibition of serine and cysteine proteases in bacterial, yeast, plant, and animal cell extracts. cOmplete, Mini, EDTA-free Tablets, are used for the inhibition of proteolytic activity in small volumes (up to 10 ml) in which EDTA…

  • Calcium chloride dihydrate, ReagentPlus®, =99.0%

    Sigma-Aldrich

    Formula: CaCl2 · 2H2O Formula Weight: 147.01 CAS No.: 10035-04-8 Purity: ≥99.0% Legal Information: ReagentPlus is a registered trademark of Sigma-Aldrich Co. LLC Packaging: 1 kg in poly bottle Packaging: 2.5, 5, 12 kg in poly drum Packaging: 500 g…

  • FLUKA Cetyl alcohol

    Sigma-Aldrich

    analytical standard Synonym(s): 1-Hexadecanol; Palmityl alcohol Empirical Formula: C16H34O Formula Weight: 242.44 Linear Formula: CH3(CH2)15OH MDL Number: MFCD00004760 Purity: ≥99.5% (GC) Boiling Point: …

  • Chemical Oxygen Demand (COD) TNT Plus

    Hach

    Contains mercury. Dispose of according to local, state and federal regulations. For determination of Chemical Oxygen Demand (COD) by the Reactor Digestion Method, using TNTplus™ vials. Hach Method 10211. Range: 1-60 mg/L COD. Reduce Errors with Bar-coded Vials and RFID A unique…

  • SIGMA Citrate Phosphate Buffer Concentrate

    Sigma-Aldrich

    Storage: 2-8°C

  • CELITE 545

    EMD Millipore

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

  • ALDRICH 2-Chlorobutane, Greater Than or Equal to 99%

    Sigma-Aldrich

    Synonym(s): sec -Butyl chloride Formula: CH3CH2CHClCH3 Formula Weight: 92.57 CAS No.: 78-86-4 UN Number: UN1127 Purity: ≥99% Density: 0.873g/mLat 25°C(lit.) Packaging: 100, 250 mL in glass bottle

  • FLUKA Columbia Agar

    Sigma-Aldrich

    for microbiology Synonym(s): Columbia Blood Agar

  • Calcium oxide, Puratronic r, 99.998% (metals basis, excluding other alkaline…

    Alfa Aesar

    Formula: CaO Formula weight: 56.08 Purity: 99.998% (metals basis, excluding other alkaline earth and alkali metals 130ppm max) CAS Number: 1305-78-8 UN Number: UN1910 Hazard Class: 8 Packing Group: III Harmonized Tariff Code:  2825.90 Hazard Statements: H314-H318 Causes…

  • 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…

  • SIGMA Cytochalasin B from Drechslera dematioidea >=98% (HPLC), powder

    Sigma-Aldrich

    Synonym(s): Phomin Empirical Formula: C29H37NO5 Linear Formula: C29H37NO5 Formula Weight: 479.61 MDL Number: MFCD00077704 Purity: ≥98% (HPLC) Storage: −20°C Beilstein Registry Number: 1096207

  • Chloroquine sulfate, United States Pharmacopeia (USP) Reference Standard

    Sigma-Aldrich

    CAS No.: 6823-83-2 Synonyms: Chloroquine sulfate monohydrate Formula: C18H28ClN3O4S ¬? H2O Formula Weight: 435.97 Linear Formula: C18H28ClN3O4S ¬? H2O

  • SIAL Cyclohexane

    Sigma-Aldrich

    CHROMASOLV ® Plus, for HPLC, ≥99.9% Empirical Formula: C6H12 Formula Weight: 84.16 Linear Formula: C6H12 MDL Number: MFCD00003814 Purity: ≥99.9% Boiling Point: 80.7 °C(lit.) Melting Point: …

  • SIGMA Clove oil

    Sigma-Aldrich

    Synonym(s): Eugenia spp.; Oil of cloves MDL Number: MFCD00130815 Boiling Point: 251 °C(lit.) Density: 1.04 g/mL at 25 °C(lit.) Refractive Index: n 20/D 1.532(lit.)

  • FLUKA Cypermethrin, PESTANAL®, analytical standard

    Sigma-Aldrich

    Synonyms: Alphamethrine Formula: C22H19Cl2NO3 Formula Weight: 416.30 CAS No.: 52315-07-8 Application: Commission Regulation (EU) No 37/2010 of 22 December 2009 on pharmacologically active substances and their classification regarding maximum…

  • Crystal Violet, ACS, 90+%

    Alfa Aesar

    Synonym(s): Basic Violet 3, C.I. 42555 Formula: C25H30ClN3 Formula weight: 407.99 Purity: 90+% CAS Number: 548-62-9 UN Number: UN3077 Hazard Class: 9 Packing Group: III Harmonized Tariff Code:  3204.13 Hazard Statements: H318-H351-H302 Causes serious eye damage.…

  • Collagenase from Clostridium histolyticum

    Sigma-Aldrich

    for general use, Type I, 0.25-1.0 FALGPA units/mg solid, =125 CDU/mg solid Synonym: Clostridiopeptidase A CAS Number: 9001-12-1 EC Number: 232-582-9 Enzyme Commission (EC) Number: 3.4.24.3 MDL number: MFCD00130830 form: essentially salt-free, lyophilized powder storage…

  • Caffeine, 99%

    Alfa Aesar

    Synonym(s): 3,7-Dihydro-1,3,7-trimethyl-1H-purine-2,6-dione, 1,3,7-Trimethylxanthine Formula: C8H10N4O2 Formula weight: 194.19 Purity: 99% CAS Number: 58-08-2 UN Number: UN1544 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2939.30 Hazard Statements: H302 …

  • Chlorine Solutions

    Hach

    C997K17 Free Chlorine Buffer Solution. Use with Chlorine Indicator Solution (2314011) and DPD Compound (2297255) for testing Free Chlorine using the Rapid Liquid method, the CL17 Process Analyzer or bulk analytical methods. C997K18 Free Chlorine Indicator Solution. Use with…

  • Cupric Sulfate, Anhydrous, Powder, BAKER ANALYZED Reagent

    Avantor - J.T.Baker®

    (copper(II) sulfate) Formula: CuSO4 Formula Weight: 159.6 CAS Number: 7758-98-7 Specific Gravity: 1L = 3.60 Kg

  • 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…

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