Products
Chemical Name:Rochelle salt salt;seignette salt
Structural Formula: 
Molecular formula:KNaC4H4O6.4H2O
Molecular weight:282.23
Character:Colorless translucent or white crystalline powder with salt cool taste and has light effore-scence in warm air,specific gravity 1.79,melting point 70-80°C,lositng 3 molecule water at 100°C and becoming anhydrous salt at 215°C,soluble in water,practically insoluble in ethanol and its aqueous solution appears alkaliscence,PH value 6.8 to 8.
Specifications:Complies with USFCC(III)&Enterprise Standard
Uses:used as electronating agent(ed ucer)in plating of printing,mirror,and thermos indstries; as complexing agent in electroplating industry;in the making of crystal speekers and microp hones in telecom industry;asdesalting agent in chemical fertilizer ustry;and also used in glass industry and other industries.
Packing:25lg complex bags lined with film bag.
USFCC(III)
| Item | Index |
| Content% | 99.0-102.0 |
| Alkalinity | Qualified |
| Arsenic(As)≤% | 0.0003 |
| Heavy metals (Pb)≤% | 0.001 |
| Moisture% | 21-26 |
Enterprise Standard Q/HG010-1990
| Item | Index |
| Content≥% | 98.0 |
| Chloride(CI)≤% | 0.005 |
| Heavy meatals Pb≤% | 0.001 |
| Sulphates(SO4)≤% | 0.03 |
| Fe≤% | 0.002 |
| Arsenic(As)≤% | 0.0002 |
| Reaction of water solution | Passed |
| Insolude in water ≤% | 0.01 |