آریاطب
پتاسیم دی هیدروژن فسفات
تلگرامخرید پتاسیم دی هیدروژن فسفات
|
Catalogue Number |
104873 |
|
Synonyms |
mono-Potassium orthophosphate, Potassium biphosphate, Potassium phosphate monobasic |
|
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 |
|
Application |
Potassium dihydrogen phosphate for analysis EMSURE® ISO. CAS No. 7778-77-0, EC Number 231-913-4. |
|
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 |
|
LD 50 dermal |
LD50 Rabbit > 4640 mg/kg |
|
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 |
|
S Phrase |
S 22 |
|
Storage |
Store at +5°C to +30°C. |
|
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 |
|
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 % |
|
Sulphate (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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