Product Basic Specifications
This product is Zinc Citrate (dihydrate), with the molecular formula Zn₃(C₆H₅O₇)₂·2H₂O, a molecular weight of 610.37, and CAS registry number 546-46-3. All core parameter data complies with international industrial and food ingredient standard calibration standards for accurate batch traceability.
Physical & Solubility Properties
The product presents as uniform white powder with no odor and no taste. In terms of solubility performance, it shows slight solubility in water, and is soluble in dilute mineral acids and alkali hydroxide solutions. Stable physical form and fixed solubility characteristics ensure consistent performance in downstream formula processing and production.
Industry Applications
Functioning as a standard zinc nutrition fortifier, the product is applicable for standardized formulation and production of food ingredients, health care products and pharmaceutical raw materials. As an organic zinc source, it adapts to the processing technology of tablet-type nutritional supplements and powder-blended food products, maintaining stable zinc element content in finished products.
In beverage processing, the product provides chelating properties that improve the clarity of fruit juice drinks and optimize the crisp acid taste of juice products, matching the conventional production processes of mainstream fruit juice beverage manufacturers. It is also approved for use in grain and grain processed products, as well as edible salt formula fortification scenarios.
Standard Packaging Specification
The product adopts double-layer sealed packaging for industrial and food-grade supply. The inner layer is a food-contact qualified polyethylene bag for moisture and pollution isolation, and the outer layer is a high-strength compound plastic woven bag for structural protection. The standard net weight of each finished package is 25kg, meeting bulk procurement and bulk transportation packaging specifications for downstream manufacturers.
Storage & Transportation Requirements
Warehouse storage requires dry, ventilated and constant-temperature storage conditions to avoid material deterioration caused by humidity and high temperature. During road and logistics transportation, the goods shall be kept away from heat sources and humid environments, and manual and mechanical unloading operations shall be conducted gently to prevent package breakage and material leakage. Separate storage and transportation from all toxic chemical substances is mandatory to ensure product purity and safety compliance.

|
Specification |
USP39 |
|
Content (Zn),w/% ≥ |
31.3 |
|
Chloride,w/% ≤ |
---- |
|
Ferric Salt,w/% ≤ |
---- |
|
Heavy metal (As Pb),w/% ≤ |
0.002 |
|
Arsenic (As) ,w/% ≤ |
0.0003 |
|
Lead (Pb),w/% ≤ |
0.001 |
|
Cadmium(Cd),w/% ≤ |
---- |

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