Environmental Certified Reference Materials
(CRMs) are utilized to evaluate new analytical
methods and to control the accuracy of pretreatment
and instrumental analyses.
National
Institute for Environmental Studies (NIES)
have been preparing and distributing environmental
and biological CRMs since 1980.
CRM NO. |
Name |
Unit Size |
No.3 |
Chlorella |
36g/bottle |
No.8 |
Vehicle Exhaust Particulates |
7g/bottle |
No.10-d |
Rice Flour-Unpolished |
15g/bottle |
No.13 |
Human Hair |
3g/bottle |
No.15 |
Scallop |
20g/pack |
No.18 |
Human Urine |
Set of 2 bottles from
10ml |
No.23 |
Tea Leaves Ⅱ |
35g/bottle |
No.24 |
Fly Ash Ⅱ |
15g/bottle |
No.26 |
Water Bloom |
54mg/bottle |
No.27 |
Typical Japanese Diet |
18g/bottle |
No.28 |
Urban Aerosols |
1.5g/bottle |
No.29 |
Water Hyacinth |
5g/bottle |
No.30 |
Gobi Kose Dust |
2g/bottle |
No.31 |
Lake Sediment |
20g/bottle |
|
