Sodium Hexametaphosphate

(NaPO₃)₆

IUPAC: Sodium hexametaphosphate

CAS: 10124-56-8

Tổng quan

SHMP is a polyphosphate used as a water softener, sequestrant, and food additive. It prevents calcium scale formation in pipes and boilers.

Thành phần

Nguyên tố Ký hiệu Nguyên tử Khối lượng nguyên tử
Oxygen O 18 15,9990
Sodium Na 6 22,9900
Phosphorus P 6 30,9740

Thành phần nguyên tố

O
Oxygen ×18
47,1%
Na
Sodium ×6
22,5%
P
Phosphorus ×6
30,4%

Công dụng

  • • Water softening
  • • Food additive (E452i)
  • • Scale inhibitor
  • • Dispersing agent

Sự thật thú vị

  • ✦ Can sequester calcium and magnesium ions, preventing hard water problems

Structure

SMILES

[O-]P1(=O)OP(=O)(OP(=O)(OP(=O)(OP(=O)(OP(=O)(O1)[O-])[O-])[O-])[O-])[O-].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]

Tính chất

Loại
salt
Trạng thái
solid
Khối lượng mol
611,77 g/mol
Mật độ
2,4840 g/cm³
Điểm nóng chảy
616,0 °C
Độ hòa tan
very soluble

Molecular Descriptors

Exact Mass
611,6897
TPSA
296,0 Ų
H-Bond Donors
0
H-Bond Acceptors
18
Rotatable Bonds
0
Heavy Atoms
30
Complexity
513,0

Hợp chất liên quan

Diammonium Phosphate

(NH₄)₂HPO₄

Ammonium Chloride

NH₄Cl

Barium Chloride

BaCl₂

Cadmium Sulfide

CdS

Calcium Sulfate

CaSO₄

Cerium(III) Chloride

CeCl₃

Copper(II) Sulfide

CuS

Ammonium Sulfate

(NH₄)₂SO₄

Ammonium Bicarbonate

NH₄HCO₃

Calcium Propionate

Ca(C₂H₅COO)₂

Frequently Asked Questions

What is Sodium Hexametaphosphate?
Sodium Hexametaphosphate ((NaPO₃)₆) is a salt compound with the IUPAC name Sodium hexametaphosphate.
What is the molecular weight of Sodium Hexametaphosphate?
Sodium Hexametaphosphate has a molar mass of 611.77 g/mol.
What state is Sodium Hexametaphosphate at room temperature?
Sodium Hexametaphosphate is a solid at room temperature.
Is Sodium Hexametaphosphate organic or inorganic?
Sodium Hexametaphosphate is classified as an inorganic compound.
What elements make up Sodium Hexametaphosphate?
Sodium Hexametaphosphate ((NaPO₃)₆) is composed of Oxygen (O), Sodium (Na), Phosphorus (P).