Compound List 2-Chlorophenol-d4 (93951-73-6), 1,500 µg/mL 1,2-Dichlorobenzene-d4 (2199-69-1), 1,000 µg/mL 2-Fluorobiphenyl (321-60-8), 1,000 µg/mL 2-Fluorophenol (367-12-4), 1,500 µg/mL Nitrobenzene-d5 (4165-60-0), 1,000 µg/mL Phenol-d6 (13127-88-3), 1,500 µg/mL p-Terphenyl-d14 (1718-51-0), 1,000…

Compound List Alachlor (15972-60-8) Atrazine (1912-24-9) Chlorothalonil (1897-45-6) Cyanazine (bladex) (21725-46-2) Hexachlorocyclopentadiene (77-47-4) Metolachlor (51218-45-2) Metribuzin (21087-64-9) Simazine (122-34-9) Conc. in Solvent and Volume: 500 µg/mL…

Compound List Bis(2-ethylhexyl)phthalate (117-81-7)

Compound List (C9) n-Nonane (111-84-2) (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) (C21) n-Heneicosane (629-94-7) (C22) n-Docosane (629-97-0) (C24) n-Tetracosane…

Performance evaluation for essential oils and fragrance chemicals. System suitability mixture for GC systems and analytical columns. Convenient 0.5 mL quantity for easy dilution to recommended working solution. Compound List Benzoic acid (65-85-0), 1.0% Benzyl salicylate (118-58-1), 36.2%…

For GC analysis of total petroleum hydrocarbons (TPH) in water. Environmentally safer than previous methods. Calibration standard available as diesel #2/motor oil and diesel #2/mineral oil. Compound List Diesel #2 (additive-free) (68334-30-5) Mineral oil (additive-free [i.e., USP grade]…

Separate mixes for surrogates and internal standard. Fortification solution combines surrogates and internal standard. Calibration mixes and all other quality control mixes also available. USEPA Method 524 requires a surrogates standard, an internal standard, and the surrogates and…

Compound List Poly (ethylene glycol) 200 (25322-68-3)

Compound List Compound, Conc (wt/wt%) Cyclohexane, 4.773% Cyclopentane, 9.455% cis-1,2-Dimethylcyclohexane, 10.276% trans-1,2-Dimethylcyclohexane, 1.642% trans-1,4-Dimethylcyclohexane, 4.705% trans-1,2-Dimethylcyclopentane, 3.653% cis-1,3-Dimethylcyclopentane, 0.3% trans-1,3-Dimethylcyclopentane,…

Compound List Aldicarb (116-06-3) Aldicarb sulfone (1646-88-4) Aldicarb sulfoxide (1646-87-3) Carbaryl (Sevin) (63-25-2) Carbofuran (1563-66-2) 3-Hydroxycarbofuran (16655-82-6) Methiocarb (2032-65-7) Methomyl (16752-77-5) Oxamyl (23135-22-0) Propoxur (Baygon) (114-26-1)

Compound List Acetone (67-64-1)

Compound List 4,6-Dinitro-2-methylphenol (Dinitro-o-cresol) (534-52-1)

Compound List Chlorpyrifos (2921-88-2)

Compound List Chlorfenvinphos (470-90-6) Chlorpyrifos (2921-88-2) Dichlorvos (62-73-7) Diisopropyl methylphosphonate (DIMP) (1445-75-6) Dimethipin (55290-64-7) Disulfoton (298-04-4) Ethion (563-12-2) Ethoprop (13194-48-4) Ethyl parathion (56-38-2) Methyl parathion (298-00-0) Mevinphos (7786-34-7)…

US Environmental Protection Agency (EPA) Method 8270D outlines the analysis of semivolatile organic pollutants in solid waste, soil, water, and air matrices, using gas chromatography/mass spectrometry (GC/MS). Update IVA of the third edition of SW-846—Test Methods for Evaluating Solid Waste,…

Compound List 4-Nitrophenol (100-02-7)

Replace active hydrogen, reducing polarity and making the compounds more volatile. Increase stability of derivatives.

Compound List Chain, Compound (CAS#), % by Weight C14:0 Methyl myristate (124-10-7), 6% C14:1 Methyl myristoleate (56219-06-8), 1% C16:0 Methyl palmitate (112-39-0), 16% C16:1 Methyl palmitoleate (1120-25-8), 5% C18:0 Methyl stearate (112-61-8), 8% C18:1 Methyl oleate (112-62-9), 13% C18:1 Methyl…

Compound List Acetonitrile (75-05-8), 2.05 mg/mL Chlorobenzene (108-90-7), 1.80 mg/mL Cyclohexane (110-82-7), 19.40 mg/mL cis-1,2-Dichloroethene (156-59-2), 4.70 mg/mL trans-1,2-Dichloroethene (156-60-5), 4.70 mg/mL 1,4-Dioxane (123-91-1), 1.90 mg/mL Ethylbenzene (100-41-4), 1.84 mg/mL Methanol…

Compound List 1,4-Dioxane-d8 (17647-74-4)

Compound List Dicamba (1918-00-9)

Easily determine the retention time window for each boiling point range. Prepared in n-pentane according to EPA requirements. Compound List (C6) n-Hexane (110-54-3) (C12) n-Dodecane (112-40-3) (C28) n-Octacosane (630-02-4) (C35) n-Pentatriacontane (630-07-9)

MegaMix mixture includes all target compounds not in our current products. Incorporates all phenols, for fast preparation and calibration. Incorporates “additional” extractable Method 625 compounds. Compound List Acenaphthene (83-32-9) Acenaphthylene (208-96-8) Anthracene…

Meet Stage 1 requirements for US EPA Methods 552, 552.1 and 552.2. Meet requirements for Stage 2 DBPR. Prepared from purified neat reference materials for the highest quality. Lot-to-lot consistency ensures analytical reproducibility. Compound List Bromochloroacetic acid (5589-96-8),…

Compound List Methoxychlor (72-43-5)

Compound List 4,4'-DDT (50-29-3) Endrin (72-20-8) Conc. in Solvent and Volume: 100 µg/mL each in ethyl acetate, 1 mL/ampul

Compound List Compound, Conc (wt/wt%) Paraffins N-Butane, 2.086% N-Decane, 0.966% N-Dodecane, 0.943% N-Heptane, 2.479% N-Hexane, 3.882% N-Nonane, 1.048% N-Octane, 1.403% N-Pentadecane, 0.947% N-Pentane, 4.093% Propane, 0.251% N-Tetradecane, 0.947% N-Tridecane, 0.941% N-Undecane, 0.941% Isoparaffins…

Compound List Heptachlor (76-44-8)

Compound List Compound, Conc (wt/wt%) Benzene, 8.255% N-Butylbenzene, 2.077% sec-Butylbenzene, 3.09% tert-Butylbenzene, 2.058% tert-1-Butyl-4-Ethylbenzene, 2.076% tert-1-Butyl-2-Methylbenzene, 2.077% tert-1-Butyl-3,4,5-Trimethylbenzene, 3.355% 1,2-Dimethyl-3-Ethylbenzene, 2.152%…

Accurately identify and quantify pesticide residues by GC-MS/MS in fruits, vegetables, botanicals, and herbals such as tea, ginseng, ginger, echinacea, and dietary supplements. Formulated and grouped for maximum long-term stability*. Quantitatively tested to confirm composition; detailed…

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)

ASTM D5836 and OSHA 42 are test methods for determining 2,4-toluene diisocyanate (2,4-TDI) and 2,6-TDI in the workplace atmosphere. OSHA 47 is for 4,4'-methylenediphenyl isocyanate (4,4'-MDI) in indoor air, and NIOSH Method 5522 is for 2,4-TDI; 2,6-TDI; 4,4'-MDI; and 1,6-hexamethylene…