Reagents, C

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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!

  • 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…

  • Curcumin

    MilliporeSigma

    matrix substance for MALDI-MS, ≥99.5% (HPLC) Synonym(s): (E,E)-1,7-bis(4-Hydroxy-3-methoxyphenyl)-1,6-heptadiene-3,5-dione; Diferuloylmethane; Diferulylmethane; Natural Yellow 3 Empirical Formula: C21H20O6 Formula Weight: 368.38 Linear Formula:…

  • ALDRICH Cobalt naphthenate, 6%

    MilliporeSigma

    MDL Number: MFCD02094763 Density: 0.921 g/mL at 25 °C Refractive Index: n 20/D 1.4620

  • Readycult® Coliforms 100

    MilliporeSigma

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

  • Cetyltrimethylammonium bromide

    bioWORLD

    It is a cationic detergent used in buffer solution for the extraction of DNA. It has been widely used in the synthesis of gold nanoparticles (e.g., spheres, rods, bipyramids). Also known as CTAB (citrimonium bromide) High Purity Grade Used to precipitate DNA

  • Celite® 545 Filter Aid

    GFS Chemicals

    CAS#: 68855-54-9

  • Coomassie blue G-250 (2x)

    bioWORLD

    A commonly used analytical biochemistry dye and P2X7 antagonist Stain for location and detection of proteins. Protocol: After SDS-PAGE, transfer the gels in fixing solution (30% methanol and 7% acetic acid) for 30 min. under constant agitation. Replace the fixing solution, submerge the…

  • DRO Mix (EPA/Wisconsin) (10 components)

    Restek

    Compound List (C10) n-Decane (124-18-5) (C12) n-Dodecane (112-40-3) (C14) n-Tetradecane (629-59-4) (C16) n-Hexadecane (544-76-3) (C18) n-Octadecane (593-45-3) (C20) n-Eicosane (112-95-8) (C22) n-Docosane (629-97-0) (C24) n-Tetracosane (646-31-1) (C26) n-Hexacosane (630-01-3) (C28) n-Octacosane (630-02-4)

  • Single-Component Explosives Solutions

    Restek

    These materials support nitroaromatic, nitramine, and nitroester analyses by GC-ECD (Method 8095). 1 , 2 Compounds listed are explosives, manufacturing intermediates, or degradation products. Method 8095 mixtures contain the components at concentration ratios appropriate for ECD. Supports…

  • Celite® 521 Filter Aid

    GFS Chemicals

    CAS#: 91053-39-3 Acid washed

  • Fluka Calcon TM indicator (for complexometry (Al, Fe, Zr))

    Honeywell

    Chemical synonyms: 1-(2-Hydroxy-1-naphthylazo)-2-naphthol-4-sulfonic acid sodium salt; Eriochrome® Blue Black R; Mordant Black 17; Palatine Chrome Black 6BN Product Brand: Analytical Density (g/cm3): 1.14 Molecular weight: 416.38 Molecular formula: C20H13N2NaO5S

  • 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…

  • Cesium chloride, 99.999+% (metals basis)

    Alfa Aesar

    Formula: CsCl Formula weight: 168.36 Purity: 99.999+% (metals basis) CAS Number: 7647-17-8 Harmonized Tariff Code:  2827.39

  • CalVer® 2 Calcium Indicators, ACS

    Hach

    For direct use in calcium titrations Formula: N/A Formula Weight: N/A CAS Number: 3451-35-4 Synonym(s): Hydroxy Naphthol Blue

  • Cadmium Granules, Treated 50G

    Hach

    Use for cadmium reduction column for Nitrate determination.

  • Chlorine Reagent Sets

    Hach

    3241D93: Chlorine (Total) Reagent Set for CN-21P Test Kit For determination of Chlorine (Total) by thiosulfate drop-count titration. Replacement reagent set for CN-21P Test Kit. Set includes Sulfamic Acid Powder Pillows, Potassium Iodide Powder Pillows and Sodium Thiosulfate Standard Solution…

  • Bottle Casamino Acids 500G

    BD

    Description: Acid hydrolyzed casein having low sodium chloride and iron concentrations. Suitable for use in diphtheria toxin production.

  • (1S)-(+)-Camphor-10-sulfonyl chloride, 97%

    Alfa Aesar

    Formula: C10H15ClO3S Formula weight: 250.74 Purity: 97% CAS Number: 21286-54-4 UN Number: UN3261 Hazard Class: 8 Packing Group: II Harmonized Tariff Code:  2914.70 Hazard Statements: H314-H318 Causes severe skin burns and eye damage. Causes serious eye damage. …

  • CUPRIETHYLENEDIAMINE SOLUTION, 1M

    GFS Chemicals

    Cu(C 2 H 8 N 2 ) 2 (OH) 2 CAS#:  4552-35-3 F.W.:  217.76 NFPA#:  2-0-1 Specific Gravity:  1.100 DOT:  8/6/II For determination of solution viscosity of pulps.

  • Crystal violet

    bioWORLD

    A component of Gram staining in microorganisms and cell lines Certified Grade Synonym: Basic Violet 3; Methyl Violet 10B EM (590nm, H2O) >93,500 Moisture <7.5% Ash <1.5% Lead <0.003% Zinc <0.05% Appearance: Solid Density: 1.19 g/cm3 at…

  • SIAL Creatinine, anhydrous, Greater Than or Equal to 98%

    MilliporeSigma

    Synonym(s): 2-Amino-1-methyl-2-imidazolin-4-one; 2-Imino-1-methylimidazolidin-4-one; 2-Imino- N -methylhydantoin Formula: C4H7N3O Formula Weight: 113.12 CAS No.: 60-27-5 Purity: ≥98% Packaging: 10, 25, 100 g in poly bottle

  • 4-Chloro-1-Butyne, 99%

    GFS Chemicals

    HC≡CCH2CH2Cl CAS#: 51908-64-6 F.W.: 88.54

  • "Chloroform, analytical standard"

    MilliporeSigma

    Synonyms: Methylidyne trichloride; Trichloromethane Formula: CHCl3 Formula Weight: 119.38 CAS No.: 67-66-3 Purity: ≥99.9% (GC) Density: 1.492 g/mL at 25 °C(lit.)

  • 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…

  • Activated charcoal, DARCO® KB-G

    MilliporeSigma

    Synonyms: Charcoal activated Formula: C Formula Weight: 12.01 CAS No.: 7440-44-0 Application: Suitable for the purification of highly colored and/or foaming process liquids. Legal Information: DARCO is a registered trademark of Norit Americas, Inc. Packaging: 1 kg in fiber drum …

  • ALDRICH Chitosan, Medium molecular weight

    MilliporeSigma

    Synonym(s): Deacetylated chitin; Poly(D-glucosamine) MDL Number: MFCD00161512

  • CL17 Total Chlorine Reagent Set

    Hach

    Quality, Reliability Hach Total Chlorine Reagent Set (DPD Indicator, Total Chlorine Indicator and Buffer Solutions) is specifically designed and produced to work with Hach CL17 Analyzers. Simple, Predictable Maintenance The CL17 is designed to require replacement of reagents on a…

  • Cyaniver 3 Cyanide Reagent

    Hach

    Method: Pyridine-Pyrazalone, 8027 Range: 0.002 to 0.240 mg/L

  • Creatine, anhydrous

    MilliporeSigma

    Synonym: (a-Methylguanido)acetic acid, N -Amidinosarcosine CAS Number: 57-00-1 Linear Formula: H2NC(=NH)N(CH3)CH2CO2H Molecular Weight : 131.13 Beilstein Registry Number: 907175 EC Number: 200-306-6 MDL Number: …

  • Cefsulodin sodium salt hydrate, third-generation cephalosporin antibiotic

    MilliporeSigma

    CAS Number: 52152-93-9 Empirical Formula (Hill Notation): C22H19N4NaO8S2 · xH2O Molecular Weight: 554.53 (anhydrous basis) EC Number: 257-692-4 MDL Number: MFCD07793338 PubChem Substance ID: …

  • Chloroform, contains 100-200 ppm amylenes as stabilizer, =99.5%

    MilliporeSigma

    Synonyms: Methylidyne trichloride; Trichloromethane Formula: CHCl3 Formula Weight: 119.38 CAS No.: 67-66-3 Purity: ≥99.5% Density: 1.492 g/mL at 25 °C(lit.) Application: Chromatin isolation by RNA purification (ChIRP). Ci C Chu, Jeffrey J Quinn, Howard Y HY…

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