SHMP Sodium Hexametaphosphate
Synonyms: Sodium metaphosphate
CAS NO.: 10124-56-8
Molecular Formula : Na6O18P
Specification:
Item |
Standard |
Packing |
Appearance and properties |
White cry stalline,granular,
odorless solid. |
25kg/bag |
Total phosphate
(as P2O5) |
65.0-70.0% |
68%min |
Inactive phosphate
(as P2O5) |
7.5% max |
7.5%max |
Iron(Fe) |
100ppm max |
0.05%max |
Water insoluble |
200ppm max |
0.05%max |
Powder: |
thru mesh 80:90% min |
|
Thru mush 100:80% min |
|
Thru mush 12:98% min |
|
Over mush 80: 95% min |
|
Properties |
White powder, specific gravity is 2.484 (20  ),
easily soluble in water, but not in organic solution,
absorbent to dampness, and turn sticky when
absorbed dampness in air. It is possible to form
solvent compound with metallic ions such as Ca, Ba
, Mg, Cu and Fe; it is a fine agent for water
treatment. |
Application |
Use as a sequestering, dispersing, deflocculating agent, and as a coating agent to form a thin
passivating film that protects metals from corrosion;
Industrial water treatment: SHMP can be used in
continuously recycled industrial water as a softener
; SHMP is used in continuously recycled industrial
water as a softener; SHMP is used in the textile
industry for industrial cleaning and as dispersion
in pigmenting and dyeing operations.It is also used
in oil well drilling and in Kaolin industries. |
|
