Code

Description

Unit

NIST-RM-8537

SLAP-Water Light Stable Isotopic Standard

20 mL

NIST-RM-8536

GISP-Water

20 mL

NIST-RM 8539

NBS 22 Oil - Carbon and Hydrogen Isotopes in Oil

1 mL

LGC7330

Selenomethionine enriched with 76Se

10 mg

ERM-AE701

Calcium-41 - Isotopes

8 x 25 mL

ERM-AE649

Thallium - Isotopes

4-5 mL

ERM-AE647

Copper-63 - Isotopes

4 mL

ERM-AE642

Chloride-37 - Isotopes

4-5 mL

ERM-AE641

Chloride - Isotopes

4-5 mL

ERM-AE640

Mercury - Isotopes

ampoule