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Factory Supply Chemical Indicator Phenolphthalein 99%-101% CAS 77-09-8
| Price | $12.00 |
|---|---|
| Min Order | 500 kg |
| Availability | In Stock |
| Shipping From | Hebei, China |
| Popularity | 450 people viewed |
Model NO.:
phenolphthalein
CAS No.:
77-09-8
Formula:
C20h14o4
EINECS:
201-004-7
Source:
Dry Powder
Habit Appellation:
Special Reagent
Application:
Industry, Scientific Research, Health, Environmental Protection, Agriculture, Laboratory Investigation
Property:
Organic Reagent
Color Range of Indicator:
8.2-10.0
Export Package 1:
25 Kg Drum
Export Package 2:
25kg Box
Transport 1:
by Shipping
Transport 2:
by Truck
Transport 3:
by Train
Transport 4:
by Air
Usage 1:
Indicator
Usage 2:
Whashing Foam Shampoo
Usage 3:
Medicine
Application Special:
pH 8.2-10.0 ,Change Pink Color
Content1:
99.5% -99.9%
Content2:
99.9%-101%
Trademark:
SHANYU
Transport Package:
Fiber Can
Specification:
25kg drum
Origin:
China
HS Code:
293229100
Product Description
Product Description
Phenolphthalein appears as white or yellowish-white to pale orange fine crystalline powder. Odorless. Aqueous solution is acidic. Colorless to pH 8.5; pink to deep-red above pH 9. Colorless in presence of large amounts of alkali. Tasteless.Phenolphthalein is an organic compound used as a laboratory reagent and pH indicator. Phenolphthalein exerts laxative effects by stimulating the intestinal mucosa and constricting smooth muscles. However, phenolphthalein is no longer used as a laxative due to the suspected carcinogenicity of this compound.
Product Spesfication
Product Spesfication
| TEST ITEM: | SPECIFICATION: | RESULTS: |
| Characteristics: | A white or almost white powder, practically insoluble in water, soluble in alcohol. | A white powder, practically insoluble in water, soluble in alcohol. |
| Melting Point | It melts at about 260°C-262°C | 261°C ~262°C |
| Identification | A:Positive B:Positive | A:Positive B:Positive |
| Appearance of solution | The solution is clear and not more intensely coloured than reference solution Y7 | Complies |
| Related substances | Less than 0.01% | <0.01% |
| Heavy metals | Not more than0.001% | <0.0009% |
| Acidity or alkalinity | Complies | Complies |
| Chlorides | Not more than 0.01% | <0.01% |
| Sulphates | Not more than 0.02% | <0.02% |
| Loss on drying | Not more than 0.5% | 0.12% |
| Sulphated ash | Not more than 0.1% | 0.01% |
| Assay | 98.0%-101.0%(C20H14O4) | 99.6% |
| Storage condition: | Store in well closed drums, in cool and dry storage area. | |
Company profile
ShanYu is committed to the production and supply of high-quality raw materials used in Plant Nutrition,Cosmetics and personal care Pharmaceutical,Food and other industries,changing the word and our life.
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