Citric Acid

Availability:	In Stock 8000 Items
UPC:	29181400

Seller:	Weifang Zhenhong Group Co., LTD
Seller Type:	Standard
Seller Country:	China
Lead Time:	7 Days
Packing:	25 kg Plastic Bags
Unit of Measurement:	Metric Tons
Weight/Unit:	25.00 Kg
Minimum order size:	28.00 Metric Tons

Qty (Metric Tons)

Price

Citric Acid is mainly used as flavoring agent, preservative and antistaling agent in food and beverage industry.

Citric Acid also can be used as antioxidant, plasticizer, detergent in chemical, cosmetics and detergent industries.

As a food additive, Citric Acid Anhydrous is an essential food ingredient in our food supply.

As a leading food additives and food ingredients supplier in China, we can provide you with high quality Citric Acid Anhydrous.

Please send us a RFQ with your requirements for our best price.

Properties
Chemical formula	C₆H₈O₇
Molar mass	192.123 g/mol (anhydrous), 210.14 g/mol (monohydrate)
Appearance	white solid
Odour	Odourless
Density	1.665 g/cm³ (anhydrous) 1.542 g/cm³ (18 °C, monohydrate)
Melting point	156 °C (313 °F; 429 K)
Boiling point	310 °C (590 °F; 583 K) decomposes from 175 °C
Solubility in water	54% w/w (10 °C) 59.2% w/w (20 °C) 64.3% w/w (30 °C) 68.6% w/w (40 °C) 70.9% w/w (50 °C) 73.5% w/w (60 °C) 76.2% w/w (70 °C) 78.8% w/w (80 °C) 81.4% w/w (90 °C) 84% w/w (100 °C)
Solubility	Soluble in acetone, alcohol, ether, ethyl acetate, DMSO Insoluble in C₆H₆, CHCl₃, CS₂, toluene^[3]
Solubility in ethanol	62 g/100 g (25 °C)
Solubility in amyl acetate	4.41 g/100 g (25 °C)
Solubility in diethyl ether	1.05 g/100 g (25 °C)
Solubility in 1,4-dioxane	35.9 g/100 g (25 °C)
log P	−1.64
Acidity (pK_a)	pK_a1 = 3.13 pK_a2 = 4.76 pK_a3 = 6.39, 6.40
Refractive index (n_D)	1.493–1.509 (20 °C) 1.46 (150 °C)
Viscosity	6.5 cP (50% aq. sol.)
Structure
Crystal structure	Monoclinic
Thermochemistry
Heat capacity (C)	226.51 J/(mol·K) (26.85 °C)
Std molar entropy (S^⦵₂₉₈)	252.1 J/(mol·K)
Std enthalpy of formation (Δ_fH^⦵₂₉₈)	−1543.8 kJ/mol
Heat of combustion, higher value (HHV)	1985.3 kJ/mol (474.5 kcal/mol, 2.47 kcal/g),1960.6 kJ/mol 1972.34 kJ/mol (471.4 kcal/mol, 2.24 kcal/g) (monohydrate)