Vitamin C powder Also named Ascorbic acid Powder with CAS 50-81-7
Basic Info
Model No.: PH-VT-18
Product Description
No | Item | Standard(BP2009/USP32) | Test Result |
1 | Characteristics | White or Almost White crystals Crystalline powder | Pass |
2 | Identification | Positive reaction | Positive |
3 | Melting Point | About 190oC | 190.5oC |
4 | PH | 2.1~2.6 | 2.42 |
5 | Sulphate Ash (Residue on Ignition) | ≤0.1% | <0.1% |
6 | Clarity Of Solution | Clear | Clear |
7 | Colour Of Solution | ≤BY7 | |
8 | Copper | ≤5ppm | <5ppm |
9 | Heavy Metals | ≤10ppm | <10ppm |
10 | Mercury | <0.1mg/kg | <0.1mg/kg |
11 | Iron | ≤2ppm | <2ppm |
12 | Specific Optical Rotation | +20.5~+21.5o | +20.95o |
13 | Assay | 99.0%~100.5% | 99.81% |
14 | Lead | <2mg/kg | <2mg/kg |
15 | Arsenic | ≤2ppm | <2ppm |
16 | Cadmium(Cd) | <1mg/kg | <1mg/kg |
17 | Loss of Drying | ≤0.1% | <0.1% |
18 | Oxalic Acid | ≤0.2% | <0.2% |
19 | Organic Volatile Impurities | Pass | Pass |
20 | Mesh | 40~80 Mesh | Pass |
Product Categories : Vitamin Series > Carotenoid Series