104873.0250
Potassium dihydrogen phosphate GR for analysis
| Ürün bilgisi | |||
|---|---|---|---|
| Grade | ISO | ||
| Synonyms | mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic | ||
| Hill Formula | H2KO4P | ||
| Chemical formula | KH2PO4 | ||
| HS Code | 2835 24 00 | ||
| EC number | 231-913-4 | ||
| Molar mass | 136.08 g/mol | ||
| CAS number | 7778-77-0 | ||
| Kimyasal ve fiziksel veri | |||
|---|---|---|---|
| Solubility | 222 g/l (20 °C) | ||
| Melting point | ca.253 °C (decomposition) | ||
| Molar mass | 136.08 g/mol | ||
| Density | 2.34 g/cm3 (20 °C) | ||
| Bulk density | 1200 kg/m3 | ||
| pH value | 4.4 (50 g/l, H2O, 20 °C) | ||
| Güvenlik bilgisi | |||
|---|---|---|---|
| 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). |
||
| Nakliye bilgisi | |||
|---|---|---|---|
| Declaration (railroad and road) ADR, RID | Kein Gefahrgut | ||
| Declaration (transport by sea) IMDG-Code | No Dangerous Good | ||
| Declaration (transport by air) IATA-DGR | No Dangerous Good | ||
| Toksikolojik veri | |||
|---|---|---|---|
| LD 50 dermal | LD50 rabbit > 4640 mg/kg | ||
| Spesifikasyonlar | |
|---|---|
| Assay - alkalimetric, calculated on dried substance |
99.5 - 100.5 % |
| - alkalimetric over dried substance | ≥ 99.5 % |
| pH-value (5 %; water) | 4.2 - 4.5 |
| Chloride (Cl) | ≤ 0.0005 % |
| Sulphate (SO4) | ≤ 0.003 % |
| Total nitrogen (N) | ≤ 0.001 % |
| Heavy metals (as Pb) | ≤ 0.001 % |
| As (Arsenic) | ≤ 0.0002 % |
| Cu (Copper) | ≤ 0.0003 % |
| Fe (Iron) | ≤ 0.001 % |
| Na (Sodium) | ≤ 0.02 % |
| Pb (Lead) | ≤ 0.001 % |
| Reducing substances | passes test |
| Loss on drying - 110 °C |
≤ 0.2 % |
| - 130 °C | ≤ 0.2 % |