Molekula
Citric Acid (25% w/w) in water
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Citric Acid (25% w/w) in water is a versatile organic acid derived from citrus fruits, widely used as a flavoring agent, preservative, pH adjuster, and chelating agent in food, beverages, pharmaceuticals, and cleaning products. Its mild acidity enhances taste, extends shelf life, and stabilizes formulations. This aqueous solution contains 25% citric acid (CAS 77-92-9, C6H8O7, MW 192.12, anhydrous basis) in purified water. It is classified as hazardous, carrying the signal word "Warning" and hazard statement H319 (causes serious eye irritation), and requires ambient storage. Molekula supplies Citric Acid (25% w/w) in water from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless to pale yellow liquid |
| Assay (Mass Balance) | 24.50%-25.50% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 90032360 |
| CAS Number | 77-92-9 |
| IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid |
| EC Number | 201-069-1 |
| Molecular Formula | C6H8O7 |
| Molecular Weight | 192.12 |
| Exact Mass | 192.027 |
| SMILES | C(C(=O)O)C(CC(=O)O)(C(=O)O)O |
| InChIKey | KRKNYBCHXYNGOX-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12) |
| PubChem CID | 311 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2918.14.0000 |
| Tariff Code | 2918140090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H319 Causes serious eye irritation
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P337+313 If eye irritation persists get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 1,2,3-Propanetricarboxylic acid, 2-hydroxy-
- 2-hydroxy-1,2,3-propanetricarboxylic acid
- 2-hydroxypropane-1,2,3-tricarboxylic acid
- Aciletten
- Anhydrous citric acid
- Chemfill
- Citretten
- Citric acid, anhydrous
- Citro
- Hydrocerol A
Frequently asked questions
What is citric acid (25% w/w in water) commonly used for?
This diluted citric acid solution is widely used in food and beverage industries as a preservative, acidulant, flavoring agent, and pH adjuster, as well as in cleaning products and cosmetics for its chelating and buffering properties.
What is the chemical formula and molecular weight of citric acid?
The chemical formula is C₆H₈O₇, and the molecular weight is 192.12 g/mol (for anhydrous citric acid).
How should this 25% citric acid solution be stored?
Store at ambient temperature in a tightly sealed container, away from direct sunlight and incompatible substances. Avoid contamination.
What grades of citric acid (25% solution) does Molekula supply?
Molekula supplies food-grade (USP/FCC) and technical-grade citric acid solutions, with this 25% w/w formulation meeting food-safe standards for most applications.
Can Molekula supply this citric acid solution in bulk quantities?
Yes, we offer bulk quantities of this 25% citric acid solution in water, with flexible packaging options (e.g., drums, IBCs) for large-scale industrial or commercial needs.
What documentation is provided with an order of this citric acid solution?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and, if applicable, food-grade compliance certificates (USP/FCC). Batch-specific documentation is available upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.