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About This Item
Empirical Formula (Hill Notation):
KNO3
CAS Number:
Molecular Weight:
101.10
NACRES:
NA.24
PubChem Substance ID:
UNSPSC Code:
41116107
MDL number:
grade
certified reference material
Quality Level
packaging
pkg of 90 g
manufacturer/tradename
NIST®
mp
334 °C (lit.)
application(s)
agriculture
format
neat
SMILES string
[K+].[O-][N+]([O-])=O
InChI
1S/K.NO3/c;2-1(3)4/q+1;-1
InChI key
FGIUAXJPYTZDNR-UHFFFAOYSA-N
General description
Each unit of SRM193 contains 90 g of highly purified and homogeneous crystalline potassium nitrate nitrogen.
SRM 193 _SDS
SRM 193 _CoA
SRM 193 _SDS
SRM 193 _CoA
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.
Other Notes
Certified for the analytes listed below.
Potassium (K), Nitrogen (N)
See certificate for values and more details at nist.gov/SRM.
Potassium (K), Nitrogen (N)
See certificate for values and more details at nist.gov/SRM.
Legal Information
SRM is a registered trademark of National Institute of Standards and Technology
NIST is a registered trademark of National Institute of Standards and Technology
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signalword
Warning
hcodes
Hazard Classifications
Ox. Sol. 3
Storage Class
5.1B - Oxidizing hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Regulatory Information
危险化学品
易制爆化学品
This item has
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| NIST193 | 04061834140627 |