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0102030405

China Sell Phenolphthalein 99% CAS 77-09-8 for Car Cleaning & pH Indicator

Specifications

Phenolphthalein 99% CAS 77-09-8 Speciticaiton :

Item	Specifications
Characteristics	A white or almost white powder, practically insoluble in water, soluble in alcohol.
Melting Point	It melts at about 260ºC
Identification	A:Positive B:Positive
Appearance of solution	The solution is clear and not more intensely coloured than reference solution Y7
Related substances	Less than 0.5%
Heavy metals	Not more than0.001%
Acidity or alkalinity	Complies
Chlorides	Not more than 0.01%
Sulphates	Not more than 0.02%
Loss on drying	Not more than 0.5%
Sulphated ash	Not more than 0.1%
Assay	98.0%-101.0%(C₂OHi₄O₄)
Microorganism	TPC<1000cfu/g
	Y and M <100cfu/g
	E-coli - absent
	Staphylococcus Aureus-Absent
	Pseudomonas Aeruginosa-Absent
	Albicans Saccharomyces-Absent

Product Detail

Item	Unit	Result

Viscosity (25ºC)	cst	5	10	20
Appearance		Crystal clear
INCI		Dimethicone
Relative gravity 25ºC(77ºF)		0.913	0.935	0.949
Refractive index 25ºC(77ºF)		1.396	1.399	1.401
APHA color		5	5	5
Flash point (close cup)	ºC	134(272)	211(411)	246(474)
Melt point	ºC	<-70	<-60	<-52
Pour point	ºC	-100(-148)	-100(-148)	-84(-119)
Surface tension 25(77ºF)	dynes/cm	19.7	20.1	20.6
Viscosity-temperature coefficient		0.55	0.56	0.59

Item	Unit	Result

Viscosity (25ºC)	cst	50	100	200
Appearance		Crystal clear
INCI		Dimethicone
Relative gravity 25ºC(77ºF)		0.960	0.964	0.967
Refractive index 25ºC(77ºF)		1.4022	1.4030	1.4032
APHA color		5	5	5
Flash point (close cup)	ºC	318	>326	>326
Melt point	ºC	<-41	<-28	<-27
Pour point	ºC	-70	-65	-65
Surface tension 25(77ºF)	dynes/cm	20.8	20.9	21.0
Viscosity-temperature coefficient		0.59	0.60	0.60