Audited Supplier
Formula:KAl(SO4)2•12H2O
Relative Molecular Weight:474.39
CAS NO,: 7784-24-9
EINECS No.:5637-689-7
HS CODE.: 2833301000
Appearance: lump, white crystal, white powder
Properties:Colorless, transparent, particle or crystalline powder, odorless, nontoxic, tastes slightly sweet and puckery, astringent, easily soluble in water, its water solution appears acid,is would lose crystal water and become white powder on heating
- Food industry: Buffering agents and leavening agents in food-grade products.
- Chemical Industry: Water Flocculant, aluminum tanning agents and after-treating agents for leather tanning in the leather industry, dyeing agents,Astringents,mordants etc.
Standard No. of Potassium alum:GB1886.229-2016
| Items | Specifications | |
| Standard indicators | Lotus alumTest results | |
| Potassium aluminum sulfate [AlK(SO4)2.12H2O] %≥ | 99.5 | 99.5-99.90 |
| Plumbum(Pb) mg/kg ≤ | 5.0 | 0.04 |
| Arsenic (As) mg/kg ≤ | 2.0 | 0.1 |
| Fluorine (F) mg/kg ≤ | 30.0 | 0.3 |
| Selenium (Se) mg/kg ≤ | 30.0 | <30 |
| Moisture %≤ | 4.0 | <4.0 |
Dehydrate Potassium Alum:GB1886.229-2016
| Items | Specifications | |
| Standard indicators | Lotus alumTest results | |
| Potassium aluminum sulfate [AlK(SO4)2] %≥ | 96.5 | >96.5 |
| Plumbum(Pb) mg/kg ≤ | 5.0 | 0.04 |
| Arsenic (As) mg/kg ≤ | 2.0 | 0.1 |
| Fluorine (F) mg/kg ≤ | 30.0 | 0.3 |
| Selenium (Se) mg/kg ≤ | 30.0 | <30 |
| Loss on Drying %≤ | 13.0 | <13 |
Packing:25kg/bag neutral english packing or customized packing
Store:The product shall be sealed and stored in the dry and ventilated place to prevent from rain, high temperature and strong sunlight.
Hengyang Jianheng Industry Development Co. ,Ltd(lotus alum) is established in 1958, mainly engaged in aluminum products and water treatment chemicals development, production, operation. Our chemicals is used in various industries such as water treatment, paper making and textiles,food additives etc.
Our factory is located in Songmu Economic Development Zone, Hengyang, Hunan province and occupying area of 100,000 square meters. We have more than 280 employees and 50 sets leading automatic production equipments. We has formed an annual output of
200,000 tons of aluminum sulfate;
200,000 tons of poly aluminum chloride(PAC),
30,000 tons ammonium alum
30,000 tons potassium alum
50,000 tons of polyferric sulfate(PFS)
10,000 tons dehydrated alum
