Citric Acid Anhydrous BP/USP/FCC (E330)

Citric Acid Anhydrous is a high-purity, multi-purpose organic acid in fine white crystalline powder form. Naturally occurring in citrus fruits, it’s one of the most versatile raw ingredients available — used across cosmetic, cleaning and industrial applications worldwide.

Supplied to BP (British Pharmacopoeia), USP (United States Pharmacopoeia) and FCC (Food Chemicals Codex) standards — the highest grade widely available. Available in sizes from 100g sample packs through to 25kg sacks for trade and bulk users.

Common Uses

• Bath bombs & cosmetics — the essential ingredient for the fizz reaction with bicarbonate of soda
• Cleaning & descaling — removes limescale from kettles, coffee machines, showerheads and dishwashers
• Home brewing & winemaking — pH adjustment and flavour balancing
• Soap making — used to soften water and improve lather
• Cosmetic formulation — pH adjuster and chelating agent in skincare and haircare products
• Industrial & chemical — chelating agent, antioxidant, plasticizer and detergent ingredient

Product Specification

• Grade: BP / USP / FCC / E330
• Manufacturer: Shandong Ensign Industry
• Chemical name: 2-Hydroxypropane-1,2,3-tricarboxylic Acid
• Molecular formula: C₆H₈O₇
• Molecular weight: 192.1
• CAS number: 77-92-9
• E number: E330
• EC number: 201-069-1
• Assay: 99.5% – 100.5%
• Water content: ≤ 0.5%
• Sulphated ash: ≤ 0.05%
• Heavy metals: ≤ 5 mg/kg
• Lead: ≤ 0.1 mg/kg · Arsenic: ≤ 0.1 mg/kg · Mercury: ≤ 0.1 mg/kg
• Bacterial endotoxins: < 0.5 IU/mg
• Particle size: 30-100 mesh (0.150-0.600 mm)
• Appearance: White crystalline powder
• Odour: Odourless
• Solubility: Very soluble in water; freely soluble in ethanol

Storage

Store in a tightly closed container in a cool, dry, well-ventilated place. Keep away from direct sunlight and moisture to maintain quality and prevent caking. Shelf life: 3 years.