Molekula
di-Potassium hydrogen phosphate trihydrate
Di-Potassium hydrogen phosphate trihydrate is a water-soluble inorganic salt used as a buffer, pH adjuster, and nutrient source in laboratory and industrial applications. It is available in high purity with consistent quality. CAS: 16788-57-1, Molecular formula: HK2O4P · 3H2O, Molecular weight: 228.22, Storage: Ambient, Signal word: None. Molekula supplies di-Potassium hydrogen phosphate trihydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Di-Potassium hydrogen phosphate trihydrate is a water-soluble inorganic salt used as a buffer, pH adjuster, and nutrient source in laboratory and industrial applications. It is available in high purity with consistent quality. CAS: 16788-57-1, Molecular formula: HK2O4P · 3H2O, Molecular weight: 228.22, Storage: Ambient, Signal word: None. Molekula supplies di-Potassium hydrogen phosphate trihydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Pricing & pack sizes
Specifications
| Property | Value |
|---|---|
| Appearance | Colorless or white crystal |
| Heavy metals | ≤0.0015% |
| Identification | Conforms to reference |
| pH | 8.9 - 9.4 (15g/l,25°C) |
| Assay | ≥98% |
| Water insoluble | ≤0.2% |
| Arsenic (As) | ≤0.0003% |
| For research use only, not for human use | For research use only, not for human use |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Shelf Life | 24 months |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 46074591 |
| CAS Number | 16788-57-1 |
| Molecular Formula | HK2O4P · 3H2O |
| Molecular Weight | 228.22 |
| SMILES | O.O.O.OP(=O)([O-])[O-].[K+].[K+] |
| REACH Code | Y113 |
| Tariff Code | 28352400 |
Safety & GHS
For research and industrial use only
Documents
Safety Data Sheets (SDS)
Available in FR, IT, ES, DE, EN.
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FR - (46074591) DI-POTASSIUM HYDROGEN PHOSPHATE TRIHYDRATE [16788-57-1].pdf
SDS · FR · 204 KB
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IT - (46074591) DI-POTASSIUM HYDROGEN PHOSPHATE TRIHYDRATE [16788-57-1].pdf
SDS · IT · 200 KB
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ES - (46074591) DI-POTASSIUM HYDROGEN PHOSPHATE TRIHYDRATE [16788-57-1].pdf
SDS · ES · 203 KB
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DE - (46074591) DI-POTASSIUM HYDROGEN PHOSPHATE TRIHYDRATE [16788-57-1].pdf
SDS · DE · 203 KB
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EN - (46074591) DI-POTASSIUM HYDROGEN PHOSPHATE TRIHYDRATE [16788-57-1].pdf
SDS · EN · 201 KB
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 di-Potassium hydrogen phosphate trihydrate used for?
It is commonly used as a buffer in biochemical applications and as a nutrient source in cell culture media.
What is the chemical formula and molecular weight?
The formula is HK2O4P · 3H2O with a molecular weight of 228.22 g/mol.
How should it be stored?
Store at ambient temperature, protected from moisture and heat.
What grade is available?
Available in analytical grade for laboratory use.
Can Molekula supply it in bulk?
Yes, Molekula offers bulk quantities upon request; please contact sales for details.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS).
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.