Referenceware

Particle suspension turbidity

BWZ7750-2016

Pb,Cd,Mn,As quality control in membrance

BWZ7664-2016

Cadmium quality control in tea

BWS0146-2016

CAS 7440-43-9

Chlornitrofen in ethyl acetate

BWN6467-2016

CAS 1836-77-7

Hexanal-DNPH in acetonitrile

BWQ0708-2016

CAS 66-25-1

56 Mix VOCS in methanol

BWQ0104-2016A

Bis(2-ethylhexyl)adipate in n-hexane

BWQ0118-2016

CAS 103-23-1

As quality control in soil

BWS0142-2016

CAS 7440-38-2

Yellow phosphorus in toluene

BWQ0130-2016

CAS 12185-10-3

Perfluorooctanoic acid and perfluorooctane sulfonic acid in methanol

BWQ0101-2016

Li quality control in membrance

BWZ7718-2016

Al quality control in membrance

BWZ7743-2016

Ammonium nitrogen in water

BWZ7708-2016

CAS 12125-02-9

Tetraphosphorus in toluene

BWQ0131-2016

CAS 12185-10-3

Maltose

BWJ5537-2016

CAS 69-79-4

Brownish-red colorimetric solution 3#

BWQ0264-2016

Dimethylarsenic standard solution

BWZ7715-2016

CAS 75-60-5

Yttrium quality control in microporous membrane

BWZ7986-2016

Acenaphthene-D₁₀ in dichloromethane

BWQ0639-2016

CAS 15067-26-2

Perylene-D₁₂ in Dichloromethane

BWQ0616-2016

CAS 1520-96-3

Te quality control in membrance

BWZ7763-2016

¹³C₄-PFOS in methanol

BWQ0113-2016

CAS 960315-53-1

Cr quality control in soya beans

BWS0190-2016

CAS 7440-47-3

Aprotinin

BWJ5696-2016

CAS 9004-04-0