Orthophosphoric Acid 85% GR 2.5Ltr
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Manufacturer: Merck
Catalog ID: 100573.2500
Stock: In Stock
Description
| Catalogue Number | 100573 |
| Synonyms | o-Phosphoric acid, Orthophosphoric acid |
Product Information
| Grade | ACS,ISO,Reag. Ph Eur |
| HS Code | 2809 20 00 |
Physicochemical Information
| Boiling point | 158 °C (1013 mbar) |
| Density | 1.71 g/cm3 (20 °C) |
| Melting Point | 21 °C |
| pH value | <0.5 (100 g/l, H₂O, 20 °C) |
| Vapor pressure | 2 hPa (20 °C) |
| Viscosity kinematic | 30.5 mm2/s (20 °C) |
Storage and Shipping Information
| Storage | Store above +15°C. |
Specifications
| Assay (alkalimetric) | ≥ 85.0 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Colour | ≤ 10 Hazen |
| Chloride (Cl) | ≤ 2 ppm |
| Fluoride (F) | ≤ 1 ppm |
| Nitrate (NO₃) | ≤ 3 ppm |
| Phosphite and Hypophosphite (as H₃PO₃) | ≤ 20 ppm |
| Hypophosphite, phosphite | passes test |
| Heavy metals (as Pb) | ≤ 10 ppm |
| Sulphate (SO₄) | ≤ 20 ppm |
| As (Arsenic) | ≤ 0.5 ppm |
| Ca (Calcium) | ≤ 20 ppm |
| Cd (Cadmium) | ≤ 0.5 ppm |
| Co (Cobalt) | ≤ 0.5 ppm |
| Cu (Copper) | ≤ 0.5 ppm |
| Fe (Iron) | ≤ 10 ppm |
| K (Potassium) | ≤ 5 ppm |
| Mg (Magnesium) | ≤ 5 ppm |
| Mn (Manganese) | ≤ 0.5 ppm |
| Na (Sodium) | ≤ 200 ppm |
| Ni (Nickel) | ≤ 1.0 ppm |
| Pb (Lead) | ≤ 0.5 ppm |
| Sb (Antimony) | ≤ 5 ppm |
| Zn (Zinc) | ≤ 2 ppm |
| Matter precipitated by ammonia | passes test |
| Volatile acids (as Acetic acid) | ≤ 10 ppm |
| Substances reducing potassium permanganate (as O) | ≤ 10 ppm |
| Insoluble matter | ≤ 10 ppm |
