Citric Acid
Food / Pharma / Detergent / Cosmetics / Beverage

Citric Acid Introduction

Citric acid (CA), with the molecular formula C₆H₈O₇, is an important organic acid. It is a colorless crystal, odorless, has a strong sour taste, is easily soluble in water, and is a natural preservative and food additive.

It is mainly used in food, beverage, and pharmaceutical industries as a sour agent, flavoring agent, preservative, preservative, and pharmaceutical auxiliary material. Used as an antioxidant, plasticizer, detergent, etc. in the chemical industry, cosmetic industry, and washing industry.

Natural citric acid is widely distributed in nature. Natural citric acid exists in the bones, muscles, and blood of plants such as lemons, citrus, pineapples, and other fruits and animals. Synthetic citric acid is made by fermenting sugar, molasses, starch, grapes, and other sugary substances.

Citric Acid Parts

Item Citric Acid Monohydrate Citri Acid Anhydrous
CAS 5949-29-1 77-92-9
Molecular Formula C₆H₈O₇•H₂O C₆H₈O₇
Characters White or almost white, crystalline powder, colourless
crystals or granules. Odorless, has a strongly acid taste. Very
soluble in water, freely soluble in ethanol.
White or almost white, crystalline powder, colourless
crystals or granules. Odorless, has a strongly acid taste. Very
soluble in water, freely soluble in ethanol.
Identification Pass Test Pass Test
Appearance of solution Pass Test Pass Test
Assay 99.5-100.5% 99.5-100.5%
Water 7.5-8.8% ≤0.5%
Readily Carbonisable Substances Pass Test Pass Test
Sulphated Ash (Residue on Ignition) ≤0.05% ≤0.05%
Sulfate ≤50mg/kg ≤50mg/kg
Oxalate ≤50mg/kg ≤50mg/kg
Chloride ≤5mg/kg ≤5mg/kg
Lead ≤0.1mg/kg ≤0.1mg/kg
Arsenic ≤0.1mg/kg ≤0.1mg/kg
Mercury ≤0.1mg/kg ≤0.1mg/kg
Aluminium ≤0.2mg/kg ≤0.2mg/kg
Heavy Metals ≤5mg/kg ≤5mg/kg
Bacterial endotoxins <0.5IU/mg <0.5IU/mg

What Is Citric Acid Mainly Used For?

Packaging & Storage Of Citric Acid

Kraft paper bag, plastic woven bag, paper-plastic composite bag, container bag; 25kg/bag, 500kg/bag, 1000kg/bag, etc.
Store in a dry, ventilated, and pollution-free environment at room temperature. Avoid direct sunlight, should not be stacked in the open air.

Advantage Of Polifar Citric Acid

Polifar Group has 10 years of experience in food ingredients such as sweeteners, preservatives, acidity regulators, and humectants, with an annual export revenue of 41 million US dollars. Passed FDA, Fami-QS, ISO9001, HALAL certification. In addition, Polifar has a complete operating system (supply, production management, packaging, inventory, pre-factory inspection, and after-sales service), which can bring customers a safe trading environment. Our employees have rich experience in food ingredients and know the market situation very well. We can update the market situation for you in time, such as market demand and product price changes.
2023 FDA
ISO 2021

Citric Acid Catalog

Name Size Downloads Update Thumbnail Download
COA-citric acid anhydrou.pdf 626KB 97 2023-02-22 download Download
COA-citric acid monohydrate.pdf 274KB 69 2023-02-22 download Download
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