Potassium hydrogen phthalate
SIAL/NIST2185 - NIST® SRM® 2185, pD standard
Synonym: Potassium phthalate monobasic; KHP; Phthalic acid monopotassium salt; Potassium biphthalate; Potassium hydrogen phthalate
CAS Number: 877-24-7
Empirical Formula (Hill Notation): C8H5KO4
Molecular Weight: 204.22
EC Number: 212-889-4
MDL Number: MFCD00013070
Linear Formula: HOOCC6H4COOK
Product Type: Chemical
agency | suitable for SM 2310 |
suitable for SM 2320 | |
application(s) | pharmaceutical (small molecule) |
form | crystals |
grade | certified reference material |
InChI | 1S/C8H6O4.K/c9-7(10)5-3-1 |
InChI key | IWZKICVEHNUQTL-UHFFFAOYSA |
manufacturer/tradename | NIST® |
mp | 295-300 °C (dec.) (lit.) |
packaging | pkg of 60 g |
Quality Level | 100 |
SMILES string | [K+].OC(=O)c1ccccc1C([O-] |
General description: | SRM 2185_cert SRM 2185_SDS |
Legal Information: | NIST is a registered trademark of National Institute of Standards and Technology |
Legal Information: | SRM is a registered trademark of National Institute of Standards and Technology |
Other Notes: | Certified for the analytes listed below. Potassium Hydrogen Phthalate See certificate for values and more details at nist.gov/SRM. |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Flash Point(F) | 387.1 °F - Pensky-Martens c |
Flash Point(C) | 197.3 °C - Pensky-Martens c |
mp | 295-300 °C (dec.) (lit.) |
UNSPSC | 41116107 |