Disodium Pytophosphate(CAS 7758-16-9)
| Purity | Grade | Package | Stock | Price | Quantity |
| 96% | RG | 25G | In Stock | 3 USD
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| 96% | RG | 100G | In Stock | 3 USD
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| 96% | RG | 500G | In Stock | 3 USD
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| 96% | RG | 2.5KG | In Stock | 26 USD
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| 96% | RG | 25KG | In Stock | 262 USD
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Available NMR Spectrum
Verified In Stock
Fast Shipping ISO 9001
Quality System
Applications of 7758-16-9
Disodium diphosphate finds extensive use across multiple industries:
- Food Industry: Used as an emulsifier, stabilizer, and pH regulator in processed foods, dairy products, and baked goods.
- Water Treatment: It helps in softening water and preventing scale formation.
- Pharmaceuticals: Acts as a buffering agent in drug formulations and intravenous fluids.
- Cleaning Agents: Enhances cleaning efficiency by breaking down grease and dirt.
Physical and chemical properties of 7758-16-9
Decomposition |
WHEN HEATED TO DECOMPISITION IT EMITS TOXIC FUMES OF PHOSPHORUS OXIDES AND Na2O. |
|---|---|
Density |
Density: 1.86 /Hexahydrate/ |
Exact Mass |
221.90700 |
LogP |
0.06480 |
Melting Point |
988ºC |
Merck |
13,8643 |
Molecular Formula |
H2Na2O7P2 |
Molecular Weight |
221.93900 |
pH |
Between 3,7 and 5,0 (1 % solution) |
PSA |
149.57000 |
Solubility |
Sol in water |
Stability |
Stable. |
Storage condition |
-70°C |
Vapour Pressure |
0Pa at 20℃ |
Water Solubility |
H2O: 0.1 M at 20 °C, clear, colorless |
λmax |
λ: 260 nm Amax: 0.11 λ: 280 nm Amax: 0.09 |
Q&A for CAS 7758-16-9
1. How can I verify product quality?
Every batch of our Chemical Reagents is tested to meet ISO 9001 standards. We provide COA & NMR & SDS Provided with each shipment. Batch COA available for verification, and third-party retesting is supported. A full refund is offered if our data is incorrect.
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Orders from Ready stock / In stock items typically Ships Tomorrow via Fast Shipping via FedEx/DHL/UPS. International deliveries usually arrive within 7 business days, subject to customs clearance.
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If your Lab Grade Chemical Reagents do not match the Batch COA available, we will issue a replacement or a full refund upon verification.
4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged following international regulations. We provide SDS Provided with all hazardous shipments to ensure safe and compliant transport.
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Yes. Our Lab Supplier team is available to assist with questions about product usage, storage, Lab Grade requirements, applications, and more.
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Yes, samples are available for selected Lab Grade products. Please submit a request to confirm availability and specifications.
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Yes. Items labeled In stock / Ready stock on our website are available for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.
9. Can you customize purity or packaging?
Yes. We support customization of Lab Grade purity, packaging size, and special testing requirements. Share your needs and we’ll provide a tailored solution.
10. Is the COA consistent with the shipped batch?
Yes. Batch COA available matches the actual shipment. COAs shown online are for reference or from previous batches.
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Yes. We offer Lab Supplier services for stable batch consistency, pricing agreements, and safety stock for long-term customers to ensure uninterrupted supply.
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Download SDS of 7758-16-9
Pictograms |
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|---|---|
Signal Word |
Warning |
Hazard Statements |
H302 Harmful if swallowed H319 Causes serious eye irritation |
Safety Data Sheet |
Download COA of 7758-16-9
Operate under the ISO 9001 system
