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Venta y distribución de materiales de referencia certificados y consumibles para análisis elemental (Inorganic Ventures, Elemental Microanalysis, Accustandard, Chiron, Nist, IRMM, NRC, etc)

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NIST-SRM-2950a Respirable Alpha Quartz on Filter Media (Nominal Mass of Alpha Quartz: 5 µg – 500 µg); 35 ﬁlters plus 35 blanks

Healh and Industrial Hygiene

NIST-SRM-2960 Respirable Cristobalite on Filter Media (Nominal Mass of Cristobalite: 5 µg – 250 µg); 30 ﬁlters plus 30 blanks

Healh and Industrial Hygiene

NIST-SRM-2968 3-Epi-25-Hydroxvitamin D3 Calibration Solution; 5 x 1.2 mL

Healh and Industrial Hygiene

NIST-SRM-2969 Vitamin D Metabolites in Frozen Human Serum (Total 25-Hydroxyvitamin D Low Level); 2 x 1 mL

Healh and Industrial Hygiene

NIST-SRM-2970 «Vitamin D Metabolites in Frozen Human Serum (25-Hydroxyvitamin D2 High Level)»; 2 x 1 mL

Healh and Industrial Hygiene

NIST-SRM-2971 24R; 25-Dihydroxyvitamin D3 Calibration Solution; 5 x 1 mL

Healh and Industrial Hygiene

NIST-SRM-2972b 25-Hydroxyvitamin D Calibration Solutions; 15 x 1.2 mL

Healh and Industrial Hygiene

NIST-SRM-2973 Vitamin D Metabolites in Frozen Human Serum (High Level); 2 x 1 mL

Healh and Industrial Hygiene

NIST-SRM-2974a Organics in Freeze-Dried Mussel Tissue (Mytilus edulis); 5 g

NIST-SRM-2975 Diesel Particulate Matter; 100 mg to 140 mg

Healh and Industrial Hygiene

NIST-SRM-3030 Monomethylarsonic Acid Standard Solution; 2 x 5 mL

High Purity Materials

NIST-SRM-3031 Dimethylarsinic Acid Standard Solution; 2 x 5 mL

High Purity Materials