NIST194A

Ammonium dihydrogen phosphate

NIST^® SRM^® 194a

• Synonym(s): Ammonium phosphate monobasic, mono-Ammonium phosphate, prim-Ammonium phosphate, Ammonium dihydrogenphosphate
• Linear Formula: NH₄H₂PO₄
• CAS Number: 7722-76-1
• Molecular Weight: 115.03
• MDL number: MFCD00003396
• PubChem Substance ID: 329818725
• NACRES: NA.24

Properties

• grade: certified reference material
• Quality Level: 100
• packaging: pkg of 90 g
• manufacturer/tradename: NIST^®
• mp: 190 °C (dec.) (lit.)
• application(s): pharmaceutical (small molecule)
• format: neat
• SMILES string: N.OP(O)(O)=O
• InChI: 1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)
• InChI key: LFVGISIMTYGQHF-UHFFFAOYSA-N

Description

General description

This Standard Reference Material (SRM) is a highly purified and homogeneous lot of crystalline ammonium dihydrogen phosphate (NH4H2PO4). It is intended primarily for use as a working standard in the calibration and standardization of procedures employed in the fertilizer industry for the determination of ammoniacal nitrogen and phosphorus. For more information, please refer to the SDS and COA.

SRM 194A_cert SRM 194A _SDS

Packaging

90 g

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

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable