Products Description

CAS NO	87-69-4
Formula	C4H6O6
Purity	99.7%min
Appearance	White crystalline powder or colorless crystals
HS Code	2.92E+09
Package	25kg/bag, 1FCL=20MT with pallets;1FCL=22-23MT without pallets

Application

1. Food & Beverage Industry

Acidulant & Flavor Enhancer:

Imparts a sharp, tangy taste in candies, soft drinks, and jellies.

Critical in wine production to stabilize pH, enhance flavor, and prevent crystallization (e.g., "cream of tartar" as a byproduct).

Leavening Agent:

Combines with baking soda in baking powder to release CO₂ for dough rising.

Preservative:

Extends shelf life in jams and canned foods by inhibiting microbial growth.

Regulatory Compliance:

Approved as GRAS (FDA) and E334 (EU).

2. Pharmaceuticals & Nutraceuticals

Chiral Resolution:

Separates racemic drug mixtures (e.g., in synthesizing enantiopure antibiotics or antidepressants).

Excipient & Buffering Agent:

Adjusts pH in effervescent tablets (e.g., vitamin C) and liquid formulations.

Chelation Therapy:

Binds metal ions in treatments for heavy metal poisoning.

3. Cosmetics & Personal Care

Alpha-Hydroxy Acid (AHA):

Exfoliates dead skin cells in anti-aging creams, toners, and peels.

pH Balancer:

Stabilizes formulations in shampoos, serums, and lotions.

Natural Preservative:

Enhances efficacy of parabens and phenoxyethanol in organic products.

4. Industrial & Chemical Applications

Electroplating:

Acts as a brightening agent in copper and silver plating baths for smooth, reflective coatings.

Textile Dyeing:

Fixes dyes to fabrics as a mordant, ensuring colorfastness.

Polymer Production:

Monomer in biodegradable plastics (e.g., poly(tartaric acid) for eco-friendly packaging.

5. Analytical Chemistry

Chiral Selector:

Used in chromatography columns (e.g., HPLC) to separate enantiomers.

Calibration Standard:

Reference compound in polarimetry due to its specific optical rotation ([α]D²⁵ = +12.4°).

6. Emerging & Niche Uses

Green Chemistry:

Catalyst in sustainable synthesis of pharmaceuticals and agrochemicals.

3D Printing:

Component in bioinks for biocompatible tissue engineering scaffolds.

Agriculture:

Soil pH regulator and micronutrient chelator in organic farming.