Product Name | L-ascorbic acid/Sodium ascorbate |
Specification | Pure |
Lead time | Usually about 8-12 days |
Shipment | DHL, FedEx, EMS, TNT, By Air or By sea if large quantity |
Payment | Alibaba Trade Assurance, Western Union, TT, Accept Euros |
Package | 1kg by cartons, 25kg by drums, or as customers' request |
Strength Products | Please contact us and ask for catalog |
Quality | Guaranteed, Support refund fully if poor quality |
NOTE | WSAP 0086 152 029 61574 |
Item | Specifications | Results |
Characteristics | White or almost white crystalline powder | Pass |
Identification | Positive reaction | Pass |
Melting Point | About 190°C | 191°C |
PH | 2.1-2.6 | 2.3 |
Clarity of Solution | Clear | Pass |
Color of Solution | ≤BY7 | |
Copper | ≤5ppm | <5ppm |
Heavy Metals | ≤10ppm | <10ppm |
Iron | ≤2ppm | <2ppm |
Lead | ≤2ppm | <2ppm |
Arsenic | ≤3ppm | <3ppm |
Oxalic Acid | ≤0.2% | <0.2% |
Sulphated Ashes | ≤0.1% | 0.03% |
Assay | 99.0%-100.5% | 99.9% |
Organic Volatile Impurities | Pass | Pass |
Residual Solvents | Methanol: NMT 3000ppm | <3000ppm |