Deskripsi
Merck SODIUM DIHYDROGEN PHOSPHATE MONOHYDRATE
Merck SODIUM DIHYDROGEN PHOSPHATE MONOHYDRATE CAT. 1.06349.1000
| Description | |
|---|---|
| Catalogue Number | 106349 |
| Product Information | |
|---|---|
| CAS number | 10049-21-5 |
| EC number | 231-449-2 |
| Grade | BP,USP |
| Hill Formula | H₂NaO₄P*H₂O |
| Chemical formula | NaH₂PO₄ * H₂O |
| Molar Mass | 137.99 g/mol |
| HS Code | 2835 22 00 |
| Quality Level | MQ500 |
Physicochemical Information
| Density | 2.04 g/cm3 (20 °C) |
| pH value | 4.1 – 4.5 (50 g/l, H₂O, 25 °C) |
| Bulk density | 880 kg/m3 |
| Solubility | 850 g/l |
| Toxicological Information | |
|---|---|
| LD 50 oral | LD50 Tikus > 2000 mg/kg |
| LD 50 dermal | LD50 Kelinci > 7940 mg/kg |
| Safety Information according to GHS | |
|---|---|
| Storage class | 10 – 13 Cairan dan padatan lain |
| WGK | WGK 1 agak berbahaya untuk air |
| Disposal | 14 Garam anorganik : Kategori I. Larutan netral dari garam-garam ini : Kategori D. Sebelum dimasukkan ke dalam kategori D, periksa pH dengan Indikator pH Universal (Item No. 109535). |
| Storage and Shipping Information | |
|---|---|
| Storage | Simpan pada +15°C hingga +25°C. |
Specifications
| 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) | 4.2 – 4.5 |
| Chloride (Cl) | ≤ 0.014 % |
| Sulfate (SO₄) | ≤ 0.0300 % |
| Heavy metals (as Pb) | ≤ 0.0010 % |
| Al (Aluminium) | ≤ 0.0002 % |
| As (Arsenic) | ≤ 0.0002 % |
| Fe (Iron) | ≤ 0.0010 % |
| Aluminium, Calcium and related elements | passes test |
| Reducing substances | passes test |
| Residual solvents (ICH Q3C) | excluded by manufacturing process |
| Loss on drying (130 °C) | 11.5 – 14.5 % |
| Water | 10.0 – 15.0 % |
| Endotoxins | ≤ 2.5 I.U./g |
| 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 BP,USP | |
Ulasan
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