Product Details
| Product Name: Sodium Phosphate, Dibasic | CAS No.: 7558-79-4 |
| Min. Order: 1KG | Purity: 99% |
| Supply Ability: g-kg-tons, free sample is available | Release date: 2025/09/25 |
| Lead time: In stock | Packaging: bottle/drum/bucket/IBC, as request. |
| Delivery: By sea, by air, by express | Origin: Manufacturer |
1. Product information
| Product Name: | Sodium Phosphate, Dibasic |
| Synonyms: | SODIUM PHOSPHATE, DIBASIC ANHYDROUS, TECHNICAL;SODIUM PHOSPHATE, DIBASIC BIO-REFINED;Sodiumhydrogenphosphate,99+%(ACS);buffer solution from di-sodium hydrogen phosphate;sodium hydrogen phosphate, anhydrous, acs;sodium phosphate dibasic solution;DIBASICSODIUMPHOSPHATE,DRIED,USP;SODIUMPHOSPHATE,DIBASIC,ANHYDROUS,BIOTECHGRADE |
| CAS: | 7558-79-4 |
| MF: | H3O4P.2Na |
| MW: | 143.97 |
| EINECS: | 231-448-7 |
| Product Categories: | metal phosphate compound;Chemistry;Inorganics;Food Additives;7558-79-4 |
| Mol File: | 7558-79-4.mol |
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| Sodium Phosphate, Dibasic Chemical Properties |
| Melting point | 243-245 °C |
| density | 1.064 g/mL at 20 °C |
| vapor density | 4.9 (vs air) |
| vapor pressure | 0Pa at 20℃ |
| FEMA | 2398 | DISODIUM PHOSPHATE |
| storage temp. | Store at +5°C to +30°C. |
| solubility | H2O: 0.5 M at 20 °C, clear, colorless |
| form | powder |
| color | White |
| PH | 8.9-9.2 (25℃, 50g/L in water) |
| pka | (1) 2.15, (2) 6.82, (3) 12.38 (at 25℃) |
| Odor | odorless |
| Water Solubility | >=10 g/100 mL at 20 ºC |
| Sensitive | Hygroscopic |
2. Packaging
For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.
For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.
Or smaller package 1kg/bottle, 10kgs/bottle as request.


3. Shipping

4. Contact information
For more details, pls contact us freely.
Email address : elin@fdachem.com
Mob: 86 13613820652
WhatsApp/Skype/Wechat/LINE: 86 13613820652

Company Profile Introduction
Henan Fengda Chemical Co., Ltd. is located in the High-tech Development Zone of Henan Province. Specializing in the production and sales of various fine chemical products required for industrial production, including chemical raw materials, organic raw materials, petrochemicals, chemical reagents, solvents, catalysts, and additives, etc.
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