دی پتاسیم هیدروژن فسفات 137010 مرک
di-Potassium hydrogen phosphate 137010 merck
Product Information | |
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CAS number | 7758-11-4 |
EC number | 231-834-5 |
Grade | Ph Eur,BP,USP |
Hill Formula | HK₂O₄P |
Chemical formula | K₂HPO₄ |
Molar Mass | 174.18 g/mol |
HS Code | 2835 24 00 |
Physicochemical Information | |
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Density | 2.44 g/cm3 (20 °C) |
pH value | 9 (10 g/l, H₂O, 20 °C) |
Bulk density | 700 - 1000 kg/m3 |
Solubility | 1600 g/l |
Toxicological Information | |
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LD 50 oral | LD50 Rat 8000 mg/kg |
Safety Information according to GHS | |
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RTECS | TC5580000 |
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). |
Storage and Shipping Information | |
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Storage | Store at +5°C to +30°C. |
Specifications | |
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Assay (alkalimetric, calculated on dried substance) | 98.0 - 100.5 % |
Identity | passes test |
Appearance of solution | passes test |
Insoluble substances | ≤ 0.2 % |
pH-value (5 %; water) | 8.5 - 9.6 |
Carbonate | passes test |
Chloride (Cl) | ≤ 0.02 % |
Fluoride (F) | ≤ 0.001 % |
Sulphate (SO₄) | ≤ 0.1 % |
Heavy metals (as Pb) | ≤ 0.0010 % |
Al (Aluminium) | ≤ 0.0005 % |
As (Arsenic) | ≤ 0.0002 % |
Fe (Iron) | ≤ 0.0010 % |
Na (Sodium) | ≤ 1.5 % |
Na (sodium) | passes test |
Potassium dihydrogen phosphate | ≤ 2.5 % |
Potassium dihydrogen phosphate and tri- Potassium phosphate | passes test |
Residual solvents (ICH Q3C) | excluded by manufacturing process |
Reducing substances | passes test |
Loss on drying (130 °C) | ≤ 1.0 % |
Endotoxins | ≤ 2.5 I.U./g |
Total aerobic microbial count | ≤ 100 CFU/g |
Total yeast and mould count | ≤ 100 CFU/g |
DNases (Exo- and endonucleases) (not detectable) | passes test |
RNases (not detectable) | passes test |
Proteases (not detectable) | passes test |
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*). | |
Corresponds to Ph Eur,BP,USP |
با استفاده از دکمه سفارش دهی و ارسال درخواست برای فروشنده، می توانید برای خرید این محصول به صورت عمده با فروشنده وارد مذاکره شوید. با پرداخت آنلاین وجه سفارش از ضمانت بازگشت وجه برخوردار می شوید.