Sodium metasilicate bụ a nnu nke silicic acid, na ya molekụla usoro nwere ike e dere dị ka Na2SiO3 · nH2O. Sodium metasilicate bụ a ala molekụla crystal kwadebere site thermal mmeghachi omume nke a nkịtị afụ isi na caustic soda
Synonyms: sodium metasilicate pentahydrate
CAS dịghị: 6834-92-0
molekụla usoro: Na2SiO3 .5H2O
Molekụla ibu: M = 122,066
Ọdịdị: ọcha crystal powder
Sodium metasilicate pentahydrate bụ ike alkaline, na-enwe ike ike nke ihicha, buffering na softening, counteracting acidic ofufe, emulsifying abụba na mmanụ, deflocculating na inorganic. Ọ nwere ike na-eji dochie STPP ga-eji imewe nke irè detergents na nchara na remover maka metal, mbenata gburugburu ebe obibi mmetọ, na-egbochi corrosion maka metal (zinc, aluminum, wdg). Ya mere, sodium metasilicate pentahydrate na ọtụtụ-eji maka imewe nke a dịgasị iche iche nke detergents, ji dị ka nchara remover maka metal, egweri AIDS maka egbuke, deinking gị n'ụlọnga maka akwụkwọ, dyeing na-ebi akwụkwọ inyeaka nke ga-ewepụ mmanụ akwa ụlọ ọrụ, na-eji dị ka akụrụngwa n'ihi flameproofing gị n'ụlọnga, plastic mmezi gị n'ụlọnga, mmiri njigide gị n'ụlọnga, wdg Ji mmiri mbenata mmadụ, sodium metasilicate pentahydrate bụ ike iwekota ọzọ hydrones mee mma mmiri absorption mmetụta
Sodium metasilicate pentahydrate nkọwapụta
|
Na2O |
28.7-30.0% |
|
SiO2 |
27.8-29.2% |
|
Nnukwu njupụta (g / cm 3 ) |
0.80-0.97 |
|
PH |
12-13 |
|
Water unyi anaghị agbasa okwu |
0,05% Max |
|
Fe |
100 ppm Max |
|
Urughuru Size (16-30mesh )% |
≥90.0 |
|
agbaze Point |
72,2 ℃ |
It is widely used to prepare various detergents.ceramic slurry formingIn addition, it is also widely used in textile, paper making, oil extraction and other industries
