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Application
Potassium nitrate standard reference material (SRM) is intended for use as a working standard in determining the levels of potassium and nitrate nitrogen in fertilizer industry.
Features and Benefits
SRM 193 is available with a certificate documenting NIST-certified mass fraction values of potassium and nitrogen.
Certified values are determined using gravimetric assay.
General description
Each unit of SRM193 contains 90 g of highly purified and homogeneous crystalline potassium nitrate nitrogen.
SRM 193 _SDS
SRM 193 _CoA
Other Notes
Certified for the analytes listed below.
Potassium (K), Nitrogen (N)
See certificate for values and more details at nist.gov/SRM.
Legal Information
NIST is a registered trademark of National Institute of Standards and Technology
SRM is a registered trademark of National Institute of Standards and Technology
