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.
At present, 16 CRMs are available (including 1 CRM which cannot be sent overseas).
National Institute for Environmental Studies
Health and Environmental Risk Division
Center for Environmental Standards and Measurement/CRM
16-2 Onogawa, Tsukuba-Shi, Ibaraki, 305-8506 Japan
E-mail: nies.crm(a)nies.go.jp ※Change '(a)' to '@'
FAX: +81-29-850-2900
What's New
- 2024-2-13Please be announced that our CRM's shipment will be closed from March 13th 2024 to April 1st 2024 for maintenance.
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2023-12-7Please be announced that our office will be closed from December 23th 2023 to January 8th 2024 for New year's Holiday. We will resume our business from January 9th, 2024.
We wish you a wonderful holiday season, and all the best for the New Year.
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2023-6-16Out-of-stock: NIES CRM No.28, Urban Aerosols
NIES CRM No. 28, Urban Aerosols, was developed and certified by NIES for the determination of multi-elements in aerosol particulate matter.
Due to the stock-out of NIES CRM No.28, distribution of the CRM ended in June, 2023.
We apologize for the inconvenience and appreciate your understanding. We are currently looking into developing a new CRM. As soon as details are finalized, we will report on our website and newsletters.
NIES CRMs
CRM No. Name | Certified Value | Certificate |
---|---|---|
No.3 Chlorella | Elements | PDF [526KB] |
No.10-d Rice Flour-Unpolished ※ | Elements | PDF [573KB] |
No.12 Marine Sediment | Organo Sn | PDF [296KB] |
No.15 Scallop | Organo Sn | PDF [314KB] |
No.18 Human Urine | Organo As | PDF [546KB] |
No.23 Tea Leaves II ※ | Elements | PDF [297KB] |
No.24 Fly Ash II | PCDDs, PCDFs | PDF [584KB] |
No.26 Water Bloom | Microcystins, Elements | PDF [707KB] |
No.27 Typical Japanese Diet | Elements | PDF [317KB] |
No.29 Water Hyacinth | Elements | PDF [326KB] |
No.30 Gobi Kosa Dust | Elements | PDF [584KB] |
No.31 Lake Sediment | Elements | PDF [363KB] |
No.32 Bluegill | PFOS | PDF [364KB] |
No.33 Landfill Cover Soil | Elements | PDF [325KB] |
No.34 Water Bloom (15N-MC) | 15N-MC | PDF [645KB] |
No.35 Water Bloom (15N-CYN) | 15N-CYN | PDF [604KB] |
Archived Certificates
CRM No. Name | Certified Value | Certificate |
---|---|---|
No.1 Pepperbush | Elements | PDF [765KB] |
No.2 Pond Sediment | Elements | PDF [318KB] |
No.5 Human Hair | Elements | PDF [310KB] |
No.6 Mussel | Elements | PDF [315KB] |
No.7 Tea Leaves | Elements | PDF [251KB] |
No.8 Vehicle Exhaust Particulates | Elements | PDF [377KB] |
No.9 Sargasso | Elements | PDF [313KB] |
No.10-a,b,c Rice Flour-Unpolished | Elements | PDF [378KB] |
No.11 Fish Tissue | Organo Sn | PDF [274KB] |
No.13 Human Hair | Methyl Hg | PDF [376KB] |
No.22 Fish Otolith | Elements | PDF [173KB] |
No.28 Urban Aerosols | Elements | PDF [362KB] |