Description

Catalogue Number

102400

Product Information

CAS number

877-24-7

EC number

212-889-4

Grade

Reag. Ph Eur,Reag. USP

Hill Formula

C₈H₅KO₄

Molar Mass

204.22 g/mol

HS Code

2917 39 85

Applications

Application

Potassium hydrogen phthalate Volumetric standard, secondary reference material for alkalimetry, traceable to NIST Standard Reference Material (SRM) Certipur® Reag. Ph Eur,Reag. USP. CAS 877-24-7, pH 4.0 (50 g/l, H₂O, 20 °C).

Physicochemical Information

Density

1.571 g/cm3 (20 °C)

Flash point

197.3 °C not applicable

Melting Point

295 - 300 °C

pH value

4.0 (50 g/l, H₂O, 20 °C)

Bulk density

900 kg/m3

Solubility

80 g/l

Toxicological Information

LD 50 oral

LD50 Rat > 3200 mg/kg

Safety Information according to GHS

RTECS

CZ4326000

Storage class

10 - 13 Other liquids and solids

WGK

WGK 1 slightly hazardous to water

Disposal

3

Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Storage and Shipping Information

Storage

Store at +15°C to +25°C