

TEST ITEMS | TEST STANDARD | TEST RESULT |
Na2SO3 (DRY BASIS) | ≥96.0% | 98.09% |
IRON(Fe) | ≤0.01% | 0.0010% |
FREE ALKALI (As Na2CO3 ) | ≤0.60% | 0. 10% |
HEAVY METAL (As Pb) | ≤10 .0mg/kg | <10 .0mg/kg |
As | ≤2.0mg/kg | <2 .0mg/kg |
CLARITY | THROUGH EXPERIMENTS | |
APPEARANCE | WHITE CRYSTALLINE POWDER | |
CONCLUSION | QUALIFIED PRODUCTS |

Preservation: It inhibits the growth of bacteria, yeasts, and molds, effectively extending the shelf life of various food products.
Antioxidant: By preventing oxidation, it helps maintain the color, flavor, and nutritional value of foods, especially in products like dried fruits and fruit juices.
Browning Prevention: It reduces the rate of enzymatic browning, keeping the appearance of cut fruits and vegetables appealing.
25/50kg bag--27tons/1FCL without pallet
1000kg bag--25tons/1FCL without pallet


We mainly use MSC, Maersk, CMA CGM, COSCO, HPL, ONE, YML, WHL, PIL and ZIM.



At the same time, relying on our own geographical location and resource advantages, our company is committed to the optimization of a variety of chemical supply chain, including magnesium chloride, sodium metabisulfite, sodium bicarbonate, calcium chloride, magnesium sulfate, polyaluminium chloride, aluminium sulfate, industrial salt, soda ash etc.
Our products are sold well in 288 domestic cities and more than 36 foreign countries. Now the company has won the praise and trust of domestic and foreign customers. Based on stable quality and output, good team service and staff efforts, we will continue to develop domestic and foreign markets.
Jiuchong chemical takes "integrity, innovation and development" as the concept, puts integrity in the priority position in serving customers, and guarantees high quality products and satisfactory cooperation for customers experience. Your satisfaction is our driving force. Quality is the soul of enterprise and that is what we have always done. In the future, Shandong Jiuchong Chemical Company Limited hopes to build a brilliant tomorrow with you!




