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Potassium Hydrogen Phthalate standard for volumetry, ACS, ISO

Phthalic Acid mono-Potassium Salt, Potassium Biphthalate

Assay (Acidim.) (after drying at 105°C): 99.95-100.05%
Code
241481
CAS
877-24-7
Molecular Formula
C6H4COOHCOOK
Molar mass
204.23 g/mol

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Box prices only valid with purchase of full box.

code packaging size price per unit box price per unit
Code & packaging Price per piece
241481.1608
code
241481.1608
packaging size
100 g
price per unit
single 41,50€
box price per unit
molecule for: Potassium Hydrogen Phthalate standard for volumetry, ACS, ISO
Melting Point:
295 - 300 °C
Solubility:
water 80 g/l at 20 °C
Physical Description:
solid
Product Code:
241481
Product Name:
Potassium Hydrogen Phthalate standard for volumetry, ACS, ISO
Quality Name:
standard for volumetry, ACS, ISO
Headline Comment:
Primary Chemical Matter
Specifications:
Uncertainty: See certificate
Traceability: NIST
Assay (Acidim.) (after drying at 105°C): 99.95-100.05%
Identity: IR passes test
pH sol. 0.05 mol/l at 25±0.2°C: 4.00-4.02

Maximum limit of impurities
Insoluble matter in H2O: 0.003 %
Chloride (Cl): 0.002%
Nitrogen compounds (as N): 0.001%
Sulfur compounds (as S): 0.002 %
Chlorine compounds (as Cl): 0.003%
Heavy metals (as Pb): 0.0005%
Ca: 0.001 %
Cd: 0.0005 %
Co: 0.0005 %
Cr: 0.001 %
Cu: 0.0005 %
Fe: 0.0005 %
Mg: 0.001 %
Mn: 0.0005 %
Na: 0.005 %
Ni: 0.0005 %
Pb: 0.0005 %
Zn: 0.0005 %
WGK:
1
Storage:
Room Temperature.
Master Name:
Potassium Hydrogen Phthalate
Synonyms Long Text:
Phthalic Acid mono-Potassium Salt, Potassium Biphthalate
EINECS:
212-889-4
CS:
2917 39 85 90
Download TDS file for complete specifications