Specifications

1. 99% kojic acid powder
2.Molecular formula:C6H6O4
3.Molecular weight: 142. 11
4.Packing in 25kg

  99% kojic acid powder

1.Ability of inhibiting tyrosinase: kojic acid can inhibit 70-80% energy of tyrosinase at 20u g/ml density

2.Ability of inhibiting bacteria: kojic acid can inhibit greater part of bacteria growing up at 0.2%-0.5%density

3.Charater of inhibiting oxidation: Phenol hydroxide on kojic acid can be reduced

4.Chelating with metal ion: kojic acid can chelate with various metal ions

 

 

 

Application:

1)    as additiveof foodstuff preservation

2)    vegetable and fruits fresh keeping function

3)    used as whitening agent in cosmetic

 

 

 

Item		Specifications
Appearance	Slightly yellowish crystalline powder
Content		99% Max
Melting point		151°C----155°C
Residue on ignition		0.1%Max
Loss on drying		0.5%Max
Heavy matals		0.002%Max
Arsenic		0.0002%Max
Chloride		0.02%Max
Lron		0.001%Max
Clarlty of solution		Colorless and transparent