Sodium pyrophosphate decahydrate
Also known as: Tetrasodium pyrophosphate decahydrate, Tetrasodium diphosphate decahydrate, Diphosphoric acid tetrasodium decahydrate, TSPP decahydrate, Sodium diphosphate hydrate (4:1:10), Pyrophosphate inorganic, Sodium diphosphate tetrabasic, Sodium pyrophosphate tetrabasic decahydrate
Sodium pyrophosphate decahydrate (CAS 13472-36-1) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H20Na4O17P2 and a molecular weight of 446.055 g/mol. Key properties include a melting point of 80°C, a boiling point of 93.8°C and a density of 1.82. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. It is listed by 2 suppliers, from 0.08 to 41.20 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 13472-36-1
- Jingsj CID
- J-1955224-8
- Molecular Formula
- H20Na4O17P2
- Molecular Weight
- 446.055 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
In Stock | reagent grade, 99% 500g | ¥42.00 | $0.01 /gBest ¥0.08/g CNY | CN China MOQ 500g | |
In Stock | ACS, ≥99% 500g | ¥96.00 | $0.03 /g ¥0.19/g CNY | CN China MOQ 500g | |
In Stock | BioReagent Plus, 99.0-103.0% 100g | ¥318.00 | $0.48 /g ¥3.18/g CNY | CN China MOQ 100g |
Physicochemical Properties
| Melting Point | 80°C |
|---|---|
| Boiling Point | 93.8°C |
| Density | 1.82 |
| Exact Mass | 445.976654 |
| PSA | 247.53000 |
| LogP | 0.29820 |
| Refractive Index | 1.447 |
| Additional Property | 62 g/L (20 ºC) |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Activity & Biological Data
| Additional Information | [1]. Xin Xu, et al. Local Electric Field Modulated Reactivity of Pseudomonas aeruginosa Acid Phosphatase for Enhancing Phosphorylation of l-Ascorbic Acid. ACS Catal. 2021, 11, 21, 13397-13407. [2]. Kai Luo, et al. Preparation and Thermal Performance Analysis of New Composite Phase Change Materials of Sodium Acetate Trihydrate and Different Additives. Volume7, Issue13. April 5, 2022. e202104346 |
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Customs & Trade Information
| HS Code | 28353900 |
|---|
Frequently Asked Questions
What is the CAS number of Sodium pyrophosphate decahydrate?
The CAS number of Sodium pyrophosphate decahydrate is 13472-36-1.
What are the molecular formula and molecular weight of Sodium pyrophosphate decahydrate?
Sodium pyrophosphate decahydrate has molecular formula H20Na4O17P2 and molecular weight 446.055 g/mol.
Which suppliers offer Sodium pyrophosphate decahydrate?
2 supplier(s) listed; reference unit price ¥0.08–41.20 /g.
Is Sodium pyrophosphate decahydrate hazardous?
Sodium pyrophosphate decahydrate has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Sodium pyrophosphate decahydrate (CAS 13472-36-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1955224-8 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.