Understanding Disodium Hydrogen Phosphate (DSP) Specifications, Grades and Supplier Selection

Choosing the right Disodium Hydrogen Phosphate (DSP) (磷酸氢二钠) comes down to reading the specification sheet correctly. This guide explains the numbers that matter and how to select a supplier you can trust.

Key Specifications of Disodium Hydrogen Phosphate (DSP)

As an DSP buffer, the product is defined by a small set of parameters:

• Molecular formula: Na2HPO4

• CAS No.: 7558-79-4

• Appearance: White crystal powder

• Packaging: 25kg PE inner compound woven plastic bag

• Standard: GB 25568-2010

Grade and Quality Considerations

Not all water plant auxiliary chemicals are equal. For Disodium Hydrogen Phosphate (DSP), confirm active content, moisture and impurity limits against the cited standard. A reputable DSP buffer supplier provides a Certificate of Analysis (COA) per batch and supports third-party testing.

Selection Checklist

1. Match the application: Waste water treatment, food industry, pharmaceutical, agriculture, medical, environmental.

2. Confirm packaging matches your handling (drum vs. bag, 25kg PE inner compound woven plastic bag).

3. Verify the standard (GB 25568-2010) and request documentation.

4. Check lead time and container-load options for export.

Storage and Handling

Store Disodium Hydrogen Phosphate (DSP) in a dry, ventilated area away from incompatible substances. Follow the MSDS for PPE and spill response. Many buyers combine this product with Monosodium Phosphate (MSP) in a single sourcing plan to reduce freight and admin cost.

For the full data sheet and current pricing, open the Disodium Hydrogen Phosphate (DSP) product page.