
Product Details
Product Name: Potassium bitartrate | CAS No.: 868-14-4 |
EC-No.: 212-769-1 | Min. Order: 1ton |
Purity: 99% | Supply Ability: 1000T/M |
Release date: 2025/08/07 |
Potassium Bitartrate
Synonyms: Potassium Hydrogen Tartrate, Cream of Tartar
CAS Number: 868-14-4
EINECS Number: 212-769-1
Molecular Formula: C?H?KO?
Molecular Weight: 188.18 g/mol
Product Description
Potassium Bitartrate, also known as Cream of Tartar, is a white crystalline powder derived as a byproduct during wine fermentation. It is the potassium acid salt of tartaric acid and widely used in the food industry as a stabilizer and leavening acid. It also finds applications in the chemical, pharmaceutical, and metal treatment industries.
Available Grades
Food Grade (FCC / E336(i))
Industrial Grade
Typical Specifications
Parameter | Food Grade | Industrial Grade |
---|---|---|
Appearance | White crystalline powder | White crystalline powder |
Assay (as C?H?KO?), % | ≥ 99.0 | ≥ 97.0 |
pH (1% solution, 25°C) | 3.5 – 4.5 | 3.0 – 5.0 |
Loss on Drying, % | ≤ 0.5 | ≤ 1.0 |
Insoluble Matter, % | ≤ 0.1 | ≤ 0.5 |
Heavy Metals (as Pb), ppm | ≤ 2 | ≤ 10 |
Arsenic (As), ppm | ≤ 1 | — |
Lead (Pb), ppm | ≤ 2 | ≤ 10 |
Fluoride (F), ppm | ≤ 10 | ≤ 50 |
Mesh Size | 100% pass 80 mesh | 100% pass 60 mesh |
Functional Properties & Applications
Industry | Application |
---|---|
Food | Acidulant and stabilizer in baking powders, egg foams, confections, beverages |
Anti-crystallizing agent in sugar syrups | |
Leavening agent (with sodium bicarbonate) | |
Wine Production | Natural precipitate from wine fermentation |
Pharmaceutical | Mild laxative; component in effervescent formulations |
Industrial | Metal cleaning and polishing agent |
Analytical reagent |
Regulatory Compliance (Food Grade)
FCC Compliant
Codex Alimentarius Listed (INS 336(i))
EU: E336(i)
Halal / Kosher: Available on request
Non-GMO / Allergen-Free
Packaging
Food Grade: 25 kg kraft paper bags with food-grade PE liner
Industrial Grade: 25 kg or 50 kg bags, or jumbo bags on request
Custom packaging available per customer requirements
Storage & Shelf Life
Store in a cool, dry, and well-ventilated place
Keep away from moisture, heat, and direct sunlight
Shelf Life: 24 months in original, sealed packaging
Handling & Safety
Non-toxic under normal conditions of use
Avoid inhalation of dust and contact with eyes
Use appropriate PPE during handling
Refer to the Material Safety Data Sheet (MSDS) for detailed safety and first aid information
Company Profile Introduction
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- Since: 2025-04-07
- Address: C-309, No. 12 Yuzhou S. Rd, Haizhou, Lianyungang, Jiangsu, China