Merck 104874 0250 Potassium Hydrogen Phthalate Gr For Analysis 250 GR.

Merck 104874 0250 Potassium Hydrogen Phthalate Gr For Analysis 250 GR.

83.62 ( KDV Dahil )

for analysis EMSURE® Reag. Ph Eur CAS #: 877-24-7 EC Number: 212-889-4

Stok kodu: 104874.0250 Kategoriler: ,

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Description
Catalogue Number 104874

Product Information
CAS number 877-24-7
EC number 212-889-4
Grade Reag. Ph Eur
Hill Formula C₈H₅KO₄
Molar Mass 204.22 g/mol
HS Code 2917 39 20
Structure formula Image Structure formula Image
Quality Level MQ300

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 +2°C to +30°C.

Specifications
Assay (Perchloric acid titration from dried substance) ≥ 99.5 %
Identity (IR-spectrum) passes test
In water insoluble matter ≤ 0.005 %
Chloride (Cl) ≤ 0.002 %
Sulfur compounds (as SO₄) ≤ 0.005 %
Heavy metals (as Pb) ≤ 0.0005 %
Cu (Copper) ≤ 0.0002 %
Fe (Iron) ≤ 0.0005 %
Na (Sodium) ≤ 0.01 %
Pb (Lead) ≤ 0.0005 %
Loss on Drying (105 °C) ≤ 0.2 %
Corresponds to Reag. Ph Eur
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