Vous avez recherché : Environmental Analysis Standards

Supplier: Restek

Standard is packaged in isopropanol at a concentration of 2000 µg/mL in a 1 mL ampoule.

Supplier: ERA

Calibration standards can be used for primary calibration or to prepare second source calibration check standards

Supplier: ERA

One 15 mL screw-cap vial yields up to 1 L of this water supply, turbidity standard after dilution

Supplier: Restek

Contains two components, those are decachlorobiphenyl and 2,4,5,6-tetrachloro-m-xylene.

Supplier: SPEX CERTIPREP LLC

Meet or exceed performance criteria with QC samples.

Supplier: SPEX CERTIPREP LLC

Meet or exceed performance criteria with QC samples.

Supplier: ERA

This low-level total residual chlorine standard is designed for testing at low µg/L levels

Supplier: ERA

Calibration standards can be used for primary calibration or to prepare second source calibration check standards

Supplier: ERA

One 2 mL flame-sealed ampule yields up to 2 L of this water supply, residual chlorine standard after dilution.

Supplier: Restek

Standard Atlantic RBCA VPH Surrogate, (Isobutylbenzene), CAS: 538-93-2, Int stock solution, Concentration in Solvent: 1,000 ug/mL in P and T methanol, Shelf Life: 6 months, Storage: 0 degree C or colder, Volume: 1 mL/ampule.

Supplier: SPEX CERTIPREP LLC

Meet or exceed performance criteria with QC samples.

Supplier: ERA

One 15 mL screw-cap vial yields up to 2 L of this water pollution, hexavalent chromium standard after dilution

Supplier: ERA

This all metals calibration standard can be used as initial as well as continuing calibration verification.

Supplier: ERA

One 10 mL concentrate yields up to 2 L of this water pollution, sulfite standard after dilution.

Supplier: ERA

One 24 mL screw-cap vial yields up to 4 L of this water supply, inorganic disinfection standard (#1) after dilution

Supplier: Restek

Mixture is packaged in methanol at a concentration of 200 µg/mL in a 1 mL ampoule.

Supplier: SPEX CERTIPREP LLC

Meet or exceed performance criteria with QC samples.

Supplier: SPEX CERTIPREP LLC

Cannabis standard, analytical standard for medicinal and recreational cannabis testing.
Designed for Methods: State specific pesticide regulations:

Supplier: SPEX CERTIPREP LLC

Meet or exceed performance criteria with QC samples.

Supplier: Restek

This mix contains 3 components: acenaphthene-d10, chrysene-d12 and phenanthrene-d10.

Supplier: ERA

One 2 mL flame-sealed ampule yields up to 2 L of this water pollution, chlorinated acid herbicides standard after dilution

Supplier: SPEX CERTIPREP LLC

Canadian cannabis pesticide mixes, analytical standards for medicinal and recreational cannabis testing.
Designed for Methods: State specific pesticide regulations:

Supplier: SPEX CERTIPREP LLC

Canadian cannabis pesticide mixes, analytical standards for medicinal and recreational cannabis testing.
Designed for Methods: State specific pesticide regulations:

Supplier: Restek

Contains the seven hormones listed in EPA Method 539 at the appropriate concentrations. The seven components are 4-androstene-3, 17-dione, equilin, 17-beta-Estradiol, estriol, estrone, 17-alpha-ethynylestradiol and testosterone.

Supplier: SPEX CERTIPREP LLC

Can-Terp Mixes are analytical standards for medicinal and recreational cannabis testing.
Designed for Methods: State specific pesticide regulations:

Supplier: Restek

This mix has two components: 3-Nitro-o-xylene (1,000 μg/ml) and 2,3,4,5-Tetrachlorophenol (2,000 μg/ml)

Supplier: SPEX CERTIPREP LLC

Canadian cannabis pesticide mixes, analytical standards for medicinal and recreational cannabis testing.
Designed for Methods: State specific pesticide regulations:

Supplier: ERA

One 47 mm diameter glass fiber filter contains the alpha, beta and gamma emitting radionuclides listed below.

Supplier: SPEX CERTIPREP LLC

Canadian cannabis pesticide mixes, analytical standards for medicinal and recreational cannabis testing.
Designed for Methods: State specific pesticide regulations:

Supplier: Restek

Contains: Chloroform (67-66-3); 1,1-Dichloroethene (75-35-4); 1,2-Dichloropropane (78-87-5); Ethylbenzene (100-41-4); Toluene (108-88-3); Vinyl chloride (75-01-4)