| Spending Type | : Consumable |
| Category | : Chemical Reagent |
| Type | : Classical Lab Chemicals |
| SKU | : 1.05886.0500 |
105886 Magnesium sulfat heptahidrat untuk analisis EMSURE® ACS,Reag. Ph Eur
atau disebut juga : bitter salt, epsom salt, sulfuric acid magnesium salt heptahydrate
Simpan pada +5°C hingga +30°C.
| Assay (complexometric) | ≥ 99.5 % |
| Assay (compl.; calc. on dried substance) | 99.0 - 100.5 % |
| Identity | passes test |
| Appearance of solution | passes test |
| Insoluble matter | ≤ 0.005 % |
| Acidity or alkalinity | passes test |
| pH-value (5 %; water) | 5.0 - 8.0 |
| Chloride (Cl) | ≤ 0.0003 % |
| Total nitrogen (N) | ≤ 0.002 % |
| Nitrate (NO₃) | ≤ 0.002 % |
| Heavy metals (ACS) | ≤ 0.0005 % |
| As (Arsenic) | ≤ 0.0002 % |
| Ca (Calcium) | ≤ 0.005 % |
| Cu (Copper) | ≤ 0.0001 % |
| Fe (Iron) | ≤ 0.0001 % |
| K (Potassium) | ≤ 0.001 % |
| Mn (Manganese) | ≤ 0.0005 % |
| Na (Sodium) | ≤ 0.001 % |
| NH₄ (Ammonium) | ≤ 0.002 % |
| Pb (Lead) | ≤ 0.0001 % |
| Sr (Strontium) | ≤ 0.005 % |
| Loss on drying (400 °C) | 48.0 - 52.0 % |
| Corresponds to ACS, Reag. Ph Eur | |
