The Chromium VI content is reported on the lot-specific Certificate of Analysis. Recent lots have tested at 170 - 180 mg/kg with an acceptance range of 134 - 213 mg/kg.
See the link below to review a sample Certificate of Analysis:
https://www.sigmaaldrich.com/certificates/Graphics/COfAInfo/fluka/pdf/rtc/CRM041_LRAD5682.pdf
CRM041
Chromium VI - Soil
certified reference material
Synonym(s):
Soil matrix CRM, chromium
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30 G
$151.00
About This Item
UNSPSC Code:
41116107
NACRES:
NA.24
Recommended Products
grade
certified reference material
CofA
current certificate can be downloaded
packaging
pkg of ~30 g
manufacturer/tradename
RTC CRM041-030
technique(s)
AAS: suitable
ICP: suitable
matrix
soil
application(s)
environmental
format
matrix material
storage temp.
2-30°C
Related Categories
General description
This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.
Other Notes
Values of analytes vary lot to lot.
Storage Class
13 - Non Combustible Solids
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Choose from one of the most recent versions:
Certificates of Analysis (COA)
Lot/Batch Number
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안녕하세요. 크롬 CRM certi 농도가 얼마인지 궁금해서 문의드립니다.
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