NMIJ Certified Reference Materials (CRMs)


Environmental standards group is supplying reference materials used for environmental or food analysis and for chemical speciation. If you need more detailed information about the CRMs, please access web page of “NMIJ” in the list of links.

For Environmental Analysis

CRM No. 物 質 名 認証書 / SDS
7202-c Trace elements in river water
(elevated level)
Certificate/SDS
7303-a Trace elements in lake sediment Certificate/SDS
7204-a Trace Elements in Seawater
(Elevated Level)
Certificate/SDS

For Food Analysis

CRM No. 物 質 名 認証書 / SDS
7402-a Trace elementsarsenobetaine and methylmercury in cod fish tissue Certificate/SDS
7405-b Arsenic Compounds and Trace Elements in Hijiki Seaweed Certificate/SDS
7501-a,
7502-a
Trace Elements in White Rice Flour (Cd Level I&Ⅱ) (7501-a)
Certificate/SDS
(7502-a)
Certificate/SDS
7505-a Trace Elements in Tea Leaf Powder Certificate/SDS
7511-a Trace Elements in Soybean Certificate/SDS
7512-a Trace Elements in Milk Powder Certificate/SDS
7531-a Cadmium in Brown Rice Flour Certificate/SDS
7533-a Arsenic Compounds and Trace Elements in Brown Rice Flour Certificate/SDS
7406-a Trace Elements in Squid Powder Certificate/SDS
7203-a Tap Water for Heavy Metals Certificate/SDS
7503-b Arsenic Compounds and Trace Elements in White Rice Flour Certificate/SDS

For Chemical Speciation

CRM No. 物 質 名 認証書 / SDS
7901-a Arsenobetaine Solution Certificate/SDS
7912-a Arsenate [As(V)] Solution Certificate/SDS
7913-a Dimethylarsinic Acid Solution Certificate/SDS