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…

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

    MilliporeSigma

    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…

  • 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…

  • Acrolein

    Restek

    Compound List Acrolein (107-02-8) This product has a limited shelf life. We recommend that you order only the ampul quantity that meets your immediate needs. NOTE: Store standards under frozen conditions (0°C or colder). We recommend you store ampuls lying flat (horizontally) to…

  • Celite®, 545

    Spectrum Chemical

    CAS No.: 68855-54-9

  • SIGMA Cholesteryl palmitate >=98% (HPLC; detection at 205 nm)

    MilliporeSigma

    Synonym(s): 5-Cholestene 3-palmitate Empirical Formula: C43H76O2 Linear Formula: C43H76O2 Formula Weight: 625.06 MDL Number: MFCD00003638 Purity: ≥98% (HPLC; detection at 205 nm) Melting Point: 74-77…

  • SIGMA Chloroform:Isoamyl alcohol 24:1 suitable for nucleic acid purification

    MilliporeSigma

    RIDADR: UN 1888 6.1 / PGIII Included Fees: C973P61 has a Large Can Fee included in the price. C973P62 has a Large Can Fee included in the price. To see the value of these fees, download our Fee List.

  • 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…

  • SIGMA D-(+)-Cellobiose, =98%

    MilliporeSigma

    Synonyms: β-D-Glc-(1→4)-D-Glc; 4-O-β-D-Glucopyranosyl-D-glucose Formula: C12H22O11 Formula Weight: 342.30 CAS No.: 528-50-7 Purity: ≥98% Other Notes: Tandem Mass Spectrometry data independently generated by Scripps Center for…

  • (s)-(-)-1,2,4-Butanetriol

    Restek

    Compound List (s)-(-)-1,2,4-Butanetriol (42890-76-6)

  • 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…

  • C18-Reversed phase silica gel

    MilliporeSigma

    for column chromatography, fully end-capped Synonym(s): C18-reversed phase silica gel; Reversed phase silica gel 100 C18 MDL Number: MFCD00148338

  • Cyclohexanone, puriss. p.a., =99.5% (GC)

    MilliporeSigma

    Formula: C6H10(=O) Formula Weight: 98.14 CAS No.: 108-94-1 Purity: ≥99.5% (GC) Density: 0.947 g/mL at 25 °C(lit.)

  • Chloride Standard, 1000ppm Cl

    Ricca Chemical

    Formula: NaCl in Water Formula Weight: 58.44  

  • 2-Chloro-5-nitrobenzotrifluoride, 98%

    Alfa Aesar

    Formula: C7H3ClF3NO2 Formula weight: 225.55 Purity: 98% CAS Number: 777-37-7 Packing Group: III Harmonized Tariff Code:  2904.90 Hazard Statements: H311-H332-H315-H319 Toxic in contact with skin. Harmful if inhaled. Causes skin irritation. Causes serious eye irritation. …

  • SIGMA CryoStor® cell cryopreservation media, CS10

    MilliporeSigma

    Application: CryoStor, a series of cell-specific, optimized preservation media, is uniquely formulated to address the molecularbiological aspects of cells during the cryopreservation process thereby directly reducing the level of Cryopreservation-Induced Delayed-Onset Cell Death and improving…

  • Crystal violet solution, 1%, aqueous solution

    MilliporeSigma

    CAS Number: 548-62-9 Empirical Formula (Hill Notation): C25H30ClN3 Molecular Weight: 407.98 Beilstein Registry Number: 3580948 MDL Number: MFCD00011750 Application Crystal violet solution for use in Brown-Hopps method for…

  • Celite® 521 Filter Aid

    GFS Chemicals

    CAS#: 91053-39-3 Acid washed

  • Colistin sulfate salt =15,000 U/mg

    MilliporeSigma

    CAS Number 1264-72-8 EC Number 215-034-3 MDL number MFCD00146495 storage temp. 2-8°C Biochem/physiol Actions Mode of Action: Binds to lipids on the cell cytoplasmic membrane of Gram-negative bacteria and disrupts the cell wall integrity. Antimicrobial spectrum:…

  • ALDRICH Chloramine-T hydrate, 98%

    MilliporeSigma

    Synonym(s): N -Chloro- p -toluenesulfonamide sodium salt hydrate Formula: CH3C6H4SO2N(Cl)Na · xH2O Formula Weight: 227.64 (anhydrous basis) CAS No.: 149358-73-6 UN Number: UN3263 Purity: 98% Application: Reactant for:…

  • Silica Gel 60 G

    MilliporeSigma

    Standardized sorbents ensure reliable results every time. EMD Millipore’s broad spectrum meets all kinds of needs. In TLC, silica gel 60 sorbent is considered the most versatile. Our assortment of silica gel 60 features different grades with particle sizes ranging from 5-40 µm: silica with a gypsum…

  • Calcium chloride, meets USP testing specifications

    MilliporeSigma

    Synonyms: Calcium chloride dihydrate Formula: CaCl2 · 2H2O Formula Weight: 147.01 CAS No.: 10035-04-8

  • Citric acid

    MilliporeSigma

    certified reference material, TraceCERT ® Empirical Formula: C6H8O7 Formula Weight: 192.12 Linear Formula: HOC(COOH)(CH2COOH)2 MDL Number: MFCD00011669 Melting Point: 153-159 °C(lit.) Beilstein Registry…

  • 3-Chloro-6-iodopyridazine, 97%

    Alfa Aesar

    Formula: C4H2ClIN2 Formula weight: 240.43 Purity: 97% CAS Number: 135034-10-5 Harmonized Tariff Code:  2933.99 Risk Phrases: 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: 26-37-60 In case of contact with eyes, rinse immediately with plenty of water…

  • Acrolein/Acrylonitrile (2 components)

    Restek

    Compound List Acrolein (107-02-8) Acrylonitrile (107-13-1) Included Fees: C823W31 has a $42.00 ice fee built into the price.

  • cOmplete™ Protease Inhibitor Cocktail

    MilliporeSigma

    Synonym: protease inhibitor tablet Application cOmplete™ is used for the inhibition of serine, cysteine, and metalloproteases in bacterial, mammalian, yeast, and plant cell extracts. cOmplete contains both reversible and irreversible protease inhibitors. Therefore, we recommend the…

  • PCB Kit #3

    Restek

    Aroclor standards may exhibit lot-to-lot variation. Compound List 32007: Aroclor 1221 Aroclor 1221 (11104-28-2) 32008: Aroclor 1232 Aroclor 1232 (11141-16-5) 32009: Aroclor 1242 Aroclor 1242 (53469-21-9) 32010: Aroclor 1248 Aroclor 1248 (12672-29-6) 32011: Aroclor 1254 Aroclor…

  • Cadmium Granules, Treated 50G

    Hach

    Use for cadmium reduction column for Nitrate determination.

  • 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…

  • SIGMA 4-Chloro-DL-phenylalanine

    MilliporeSigma

    Synonym(s): PCP; PCPA Empirical Formula: C9H10ClNO2 Linear Formula: ClC6H4CH2CH(NH2)CO2H Formula Weight: 199.63 MDL Number: MFCD00002601 Melting Point: >240 °C (dec.)(lit.) Storage: …

  • "C18-Reversed phase silica gel, for column chromatography, fully end-capped"

    MilliporeSigma

    Synonyms: C18-reversed phase silica gel; Reversed phase silica gel 100 C18 Application: for reversed phase chromatography; designed for special tuning of selectivity

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