99% чистый Фосфорная кислота для очистки воды CAS 13598-36-2 фосфорная в

Цена:*

Стоимость в USD (на сегодня):Узнать

Количество:

Product Description

99% purity Phosphorous acid for water treatment CAS 3598-36-2 phosphorus acid crystals

Phosphorous acid Basic information
Product Name:	Phosphorous acid
CAS:	13598-36-2
MF:	H3O3P
MW:	82
EINECS:	237-066-7
Mol File:	13598-36-2.mol
Phosphorous acid Chemical Properties
Melting point	73 °C
Boiling point	200 °C
density	1.651 g/mL at 25 °C(lit.)
Fp	200°C
storage temp.	0-6°C
pka	pK1 1.29; pK2 6.74(at 25℃)
form	Crystals
color	White
Specific Gravity	1.651
Water Solubility	SOLUBLE
Sensitive	Air Sensitive & Hygroscopic
Merck	147,346
Stability:	Stable. Incompatible with strong bases. Hygroscopic.
CAS DataBase Reference	13598-36-2(CAS DataBase Reference)
NIST Chemistry Reference	(HO)2HPO(13598-36-2)
EPA Substance Registry System	Phosphonic acid (13598-36-2)

Item	A Grade	B Grade	C Grade
Main Content(based on H3PO3 ) (%)	≥ 99.0	≥ 98.5	≥ 97.0
Chloride Content(based on CL) (%)	≤ 0.001	≤ 0.01	≤ 0.02
Iron Content(based on Fe) (%)	≤ 0.0005	≤ 0.001	≤ 0.005
Phosphate Content(based on PO4) (%)	≤ 0.1	≤ 0.2	≤ 0.6
Sulfate Content(based on SO4) (%)	≤ 0.0005	≤ 0.008	≤ 0.01
Appearance	Pure white crystal	White crystal	White crystal

Product Categories

Packaging & Shipping

FAQ

0.0408 s.