Molekula
Dibasic potassium phosphate, anhydrous, ACS Grade
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
Dibasic potassium phosphate, anhydrous, ACS Grade is a high-purity inorganic salt composed of potassium, hydrogen, and phosphate. It serves as a buffering agent, pH adjuster, and nutrient source in pharmaceuticals, food processing, and laboratory applications. This reagent-grade chemical meets the American Chemical Society’s strict specifications for analytical use, ensuring reliable performance in precise experiments and industrial formulations. Catalogue details: CAS 7758-11-4, molecular formula K2HPO4, molecular weight 174.18 g/mol. Store at ambient conditions in a dry, well-ventilated area. Signal word: Danger (irritant, may cause skin and eye irritation). Molekula supplies dibasic potassium phosphate, anhydrous, ACS Grade 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.
Need a different quantity or pack?
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
Specifications available on request — see Documents below or contact our sales team.
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 6.1 |
| Packing Group | III |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | White crystals |
| Solubility (other solvents) | Freely soluble in water. Insoluble in ethanol |
Source: PubChem CID 24450 (HSDB, EU Food Improvement Agents)
Identification
| Property | Value |
|---|---|
| SKU | 90032371 |
| CAS Number | 7758-11-4 |
| IUPAC Name | dipotassium;hydrogen phosphate |
| EC Number | 231-834-5 |
| Molecular Formula | K2HPO4 |
| Molecular Weight | 174.18 |
| Exact Mass | 173.8887 |
| SMILES | OP(=O)([O-])[O-].[K+].[K+] |
| InChIKey | ZPWVASYFFYYZEW-UHFFFAOYSA-L |
| InChI | InChI=1S/2K.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2 |
| PubChem CID | 24450 |
| UN Number | UN3288 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2835.24.0000 |
| Tariff Code | 2835240000 |
Safety & GHS
-
Toxic
GHS06
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H331 Toxic if inhaled
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P284 Wear respiratory protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+312 IF INHALED: Call a POISON CENTER or doctor/physician if you feel unwell
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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
No alternate names recorded for this product.
Frequently asked questions
What is dibasic potassium phosphate (anhydrous, ACS Grade) commonly used for?
It is primarily used as a buffering agent in pharmaceuticals, food processing (e.g., pH adjustment in dairy and beverages), and as a nutrient in cell culture media.
What is the chemical formula and molecular weight of dibasic potassium phosphate (anhydrous)?
The chemical formula is **K₂HPO₄**, and the molecular weight is **174.18 g/mol**.
How should dibasic potassium phosphate (anhydrous, ACS Grade) be stored?
Store in a tightly sealed container at **ambient temperature**, away from moisture and incompatible substances.
What grade of dibasic potassium phosphate does Molekula supply, and is ACS Grade available?
Molekula supplies **ACS Grade** dibasic potassium phosphate (anhydrous), meeting high-purity analytical standards.
Can Molekula supply dibasic potassium phosphate in bulk quantities?
Yes, Molekula can provide dibasic potassium phosphate in bulk, with quantities tailored to your specific requirements.
What documentation comes with an order of dibasic potassium phosphate (anhydrous, ACS Grade)?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
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.