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Merck 1.04873 Potasyum dihidrojen fosfat for analysis EMSURE® ISO 25 kg

Kategori
Marka
Stok Kodu
LB.M.1048739025
Kısa Bilgi
Synonym(s): Potassium phosphate monobasic, Potassium dihydrogen phosphate, mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic, Monopotassium phosphate, prim.-Potassium phosphate, Linear Formula: KH2PO4, CAS Number: 7778-77-0, Molecular Weight: 136.09, MDL number: MFCD00011401, EC Index Number: 231-913-4
MERCK 104873 Potasyum dihidrojen fosfat for analysis EMSURE® ISO 25 kg
Catalogue Number 104873
Synonyms mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic
MERCK 104873 Potasyum dihidrojen fosfat for analysis EMSURE® ISO 1 kg 
Product Information
CAS number 7778-77-0
EC number 231-913-4
Grade ISO
Hill Formula H₂KO₄P
Chemical formula KH₂PO₄
Molar Mass 136.08 g/mol
HS Code 2835 24 00
Physicochemical Information
Density 2.33 g/cm3 (21.5 °C)
Melting Point 253 °C (decomposition)
pH value 4.2 - 4.6 (20 g/l, H₂O, 20 °C)
Bulk density 1200 kg/m3
Solubility 208 g/l
Toxicological Information
LD 50 dermal LD50 Rabbit > 4640 mg/kg
Safety Information according to GHS
Precautionary Statement(s) P260: Do not breathe dust.
RTECS TC6615500
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Safety Information
S Phrase S 22
Do not breathe dust.
Storage and Shipping Information
Storage Store at +5 °C to +30 °C.
Transport Information
Declaration (railroad and road) ADR, RID Kein Gefahrgut
Declaration (transport by air) IATA-DGR No Dangerous Good
Declaration (transport by sea) IMDG-Code No Dangerous Good
Specifications
Assay (alkalimetric, calculated on dried substance) 99.5 - 100.5 %
Assay (alkalimetric; dried substance) ≥ 99.5 %
pH-value (5 %; water) 4.2 - 4.5
Chloride (Cl) ≤ 0.0005 %
Sulfate (SO₄) ≤ 0.003 %
Total nitrogen (N) ≤ 0.001 %
Heavy metals (as Pb) ≤ 0.0010 %
As (Arsenic) ≤ 0.0002 %
Cu (Copper) ≤ 0.0003 %
Fe (Iron) ≤ 0.0010 %
Na (Sodium) ≤ 0.02 %
Pb (Lead) ≤ 0.001 %
Reducing substances passes test
Loss on drying (110 °C) ≤ 0.2 %
Loss on drying (130 °C) ≤ 0.2 %
Correspons to ISO
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Merck 104873 Potasyum dihidrojen fosfat for analysis EMSURE® ISO
Merck 1.04873 Potasyum dihidrojen fosfat for analysis EMSURE® ISO 25 kg Potasyum dihidrojen fosfat analiz için, EMSURE® ISO Linear Formula: KH2PO4, CAS Number: 7778-77-0, Molecular Weight: 136.09, MDL number: MFCD00011401, LB.M.1048739025
Merck 1.04873 Potasyum dihidrojen fosfat for analysis EMSURE® ISO 25 kg

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