Meta Phosphoric Acid Pieces 500gm
pieces for analysis (stabilized with sodium metaphosphate) EMSURE®
Manufacturer: Merck
Catalog ID: 100546.0500
Stock: In Stock
Description
| Catalogue Number | 100546 |
| Synonyms | Metaphosphoric acid, m-Phosphoric acid |
Product Information
| HS Code | 2809 20 00 |
Physicochemical Information
| Boiling point | 600 °C (1013 hPa) |
| Density | 2.0 g/cm3 (20 °C) |
| Melting Point | 200 - 250 °C |
| pH value | 2 (33 g/l, H₂O, 20 °C) |
| Vapor pressure | <0.001 hPa (20 °C) |
| Bulk density | 1000 kg/m3 |
Storage and Shipping Information
| Storage | Store below +30°C. |
Specifications
| Assay (acidimetric, HPO₃) | 40 - 50 % |
| Assay (acidimetric, NaPO₃) | 50 - 60 % |
| Identity | passes test |
| Chloride (Cl) | ≤ 10 ppm |
| Nitrate (NO₃) | ≤ 5 ppm |
| Reducing matter (as H₃PO₃) | ≤ 100 ppm |
| As (Arsenic) | ≤ 1 ppm |
| Cd (Cadmium) | ≤ 10 ppm |
| Co (Cobalt) | ≤ 5 ppm |
| Cu (Copper) | ≤ 10 ppm |
| Fe (Iron) | ≤ 50 ppm |
| Mn (Manganese) | ≤ 5 ppm |
| Ni (Nickel) | ≤ 10 ppm |
| Pb (Lead) | ≤ 10 ppm |
| Zn (Zinc) | ≤ 10 ppm |
