Trisodium Phosphate

Trisodium phosphate

Tshuaj Npe: Trisodium phosphate

Molecular Chiv: Na₃Tus nees₄, Na₃Tus nees₄H₂O, na₃Tus nees₄· 12₂O

Molecular hnyav: Anhydrous: 163.94; Monohydrate: 181.96; Dodecahydrate: 380.18

Cas: Anhydrous: 7601-54-9; Dodecahydrate: 10101-89-0

Cwj pwm: Nws yog xim tsis muaj kob lossis dawb siv lead ua, hmoov lossis crystalline granule. Nws tsis muaj ntxhiab, yooj yim soluble hauv dej tab sis insoluble hauv cov kuab tshuaj organic. Dodecahydrate poob tag nrho cov dej siv lead ua thiab dhau los ua lub cev thaum kub nce rau 212 ℃. Kev daws yog alkaline, me ntsis corrosion ntawm daim tawv nqaij.

Hu rau tam sim no down thauj mus rau pdf

Khoom Qhia Qhia

Kev siv: Hauv kev ua lag luam ua khoom noj, nws yog siv los ua cov neeg sawv cev ua kom zoo, anti

Pob: Nws tau ntim nrog cov polyethylene lub hnab raws li cov txheej sab hauv, thiab ib lub hnab ntim khoom yas woven raws li txheej. Qhov nyhav ntawm txhua lub hnab yog 25kg.

Cia thiab thauj: Nws yuav tsum tau muab cia rau hauv cov tsev muag khoom qhuav thiab ua kom sov thiab noo noo thaum thauj khoom, tsis muaj kev puas tsuaj rau kom tsis txhob muaj kev puas tsuaj. Tsis tas li ntawd, nws yuav tsum muab khaws cia cais los ntawm cov tshuaj lom.

Txuj Ci Zoo: (GB 25565-2010, FCC VII)

Kev qhia tshwj xeeb			GB 25565-2010	FCC VII
Assay, w /% ≥		Anhydrous (ignited hauv paus, naiv -1111)	97.0 ua	97.0 ua
		Monohydrate (ignited hauv paus, NA3OP4)
		Dodecahydrate (ignited hauv paus, naiv3111)		90.0 ua
Cov hlau hnyav (PB), mg / kg ≤			10	—
Pb, mg / kg ≤			4.0	4.0
Cov tshuaj fluoride (f), mg / kg ≤			50	50
Cov tshuaj insoluble, ≤W /%			0.2	0.2
PH tus nqi (10g / l)			11.5-12.5 Nws	—
Raws li, MG / KG ≤			3.0	3.0
Poob ntawm ignition, w /%	Na3po4 ≤		2.0	2.0
	NA3PI LAXO		8.0-11.0 Nws	8.0-11.0 Nws
	NAUG3PEHPH2O		45.0-57.0 Nws	45.0-57.0 Nws