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Contact Us
- Contact Person : Ms. Chen Jacy
- Company Name : Hainan Zhongxin Chemical Co., Ltd.
- Tel : 86-21-54265599
- Fax : 86-21-64821580
- Address : Shanghai,Shanghai,Room260A,26F,Xingyuan Technology Building,No. 418, Guiping Road
- Country/Region : China
- Zip : 200233
PHENOL RED
Product Detailed
Related Categories:Chemical Reagents
red to dark red crystalline powder
ACS GRADE
HIGH PURITY
| PHENOL RED | ||
PRODUCT IDENTIFICATION | ||
| CAS NO. | 143-74-8 | |
| EINECS NO. | 205-609-7 | |
| FORMULA | C19H14O5S | |
| MOL WT. | 354.38 | |
| H.S. CODE | 2934.90 | |
| TOXICITY | ||
| SYNONYMS | Phenolsulfonphthalein; | |
| 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-Phenol, S,S-dioxide; Phenolsulfonephthalein; | ||
| DERIVATION | ||
CLASSIFICATION | ||
PHYSICAL AND CHEMICAL PROPERTIES | ||
| PHYSICAL STATE | red to dark red crystalline powder | |
| MELTING POINT | > 300 C | |
| BOILING POINT | ||
| SPECIFIC GRAVITY | ||
| SOLUBILITY IN WATER | Slightly soluble | |
| AUTOIGNITION | 605 C | |
| pH | ||
| VAPOR DENSITY | ||
| NFPA RATINGS | Health: 1; Flammability: 1; Reactivity: 0 | |
| FLASH POINT | 79 C | |
| STABILITY | Stable under ordinary conditions | |
APPLICATIONS | ||
| pH Indicator, Indicating dye for histones, dental cleaning, Tracing dye for acrylamide. | ||
| SALES SPECIFICATION | ||
APPEARANCE | red to dark red crystalline powder | |
DYE CONTENT | ~ 95.0% | |
SOLUTION CRALITY | Pass | |
| TRANSITION INTERVAL | pH 6.5 (yellow) - - pH 7.0 (orange) - pH 8.2 (red) | |
| MELTING POINT | > 300 C | |
| TRANSPORTATION | ||
| PACKING | ||
| HAZARD CLASS | Not regulated | |
| UN NO. | ||
| OTHER INFORMATION | ||
PHENOL RED
