Hot Selling PH indicator Phenol Red CAS 143-74-8 With Low Price
TDS 4 Inquiries
143-74-8
Pharmaceutical Grade
99%
Shanghai
YH
Phenol Red 25kg/bag
2025-03-08
Food Additives,Active Pharm Ingredients,Chem & Pharm Intermediates,Organic Intermediates
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Product Description
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Seller Information
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Inquiry History
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DescriptionCertificatesBasic Info
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Product Name:
Phenol red
Other Name:Phenol,4,4′-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-;Phenol,4,4′-(3H-2,1-benzoxathiol-3-ylidene)di-,S,S-dioxide;Phenol,4,4′-(3H-2,1-benzoxathiol-3-ylidene)bis-,S,S-dioxide;3H-2,1-Benzoxathiole,phenol deriv.;4,4′-(1,1-Dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[phenol];3,3-Bis(p-hydroxyphenyl)-2,1-3H-benzoxathiole 1,1-dioxide;α-Hydroxy-α,α-bis(p-hydroxyphenyl)-o-toluenesulfonic acid γ-sultone;Phenol red;Phenolsulfonephthalein;Phenolsulfonphthalein;Sulfonphthal;Phenolsulphonphthalein;3H-2,1-Benzoxathiole,3,3-bis(4-hydroxyphenyl)-,1,1-dioxide;Fenolipuna;PSP (indicator);Sulphental;Sulphonthal;PSP;TF-R 2;NSC 10459;2877-88-5
CAS No.:143-74-8
Molecular Formula:C19H14O5S
InChIKeys:InChIKey=BELBBZDIHDAJOR-UHFFFAOYSA-N
Molecular Weight:354.37600
Exact Mass:354.38
EC Number:205-609-7
UNII:I6G9Y0J1OJ
NSC Number:10459
DSSTox ID:DTXSID8022408
ATC Code:V - Various
HScode:29349990
Categories:
Characteristics-
PSA:
92.21000
XLogP3:3
Density:1.477 g/cm3
Melting Point:>300 °C
Boiling Point:562.8ºC at 760 mmHg
Flash Point:79ºC
Refractive Index:1.4334 (18ºC)
Water Solubility:H2O: 0.77 g/L
Storage Conditions:Store at RT.
Vapor Pressure:2.84E-13mmHg at 25°C
Hazard IdentificationClassification of the substance or mixture
Skin irritation, Category 2
Specific target organ toxicity â single exposure, Category 3
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Warning
Hazard statement(s) H315 Causes skin irritation
H335 May cause respiratory irritation
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P271 Use only outdoors or in a well-ventilated area.
Response P302+P352 IF ON SKIN: Wash with plenty of water/...
P321 Specific treatment (see ... on this label).
P332+P317 If skin irritation occurs: Get medical help.
P362+P364 Take off contaminated clothing and wash it before reuse.
P304+P340 IF INHALED: Remove person to fresh air and keep comfortable for breathing.
P319 Get medical help if you feel unwell.
Storage P403+P233 Store in a well-ventilated place. Keep container tightly closed.
P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
Food Additives,Active Pharm Ingredients,Chem & Pharm Intermediates,Organic Intermediates
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Location:
No.15 Qinling Avenue,Caotang Industrial Park,High-techZone,Xi'an Shaanxi China
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Payment Terms:
L/C,100% TT in advance
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Average lead Time:
15
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Total Annual Revenue:
$1 million-$2.5 million
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Total Employees:
51-100
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Year of Establishment:
2024
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Inquiry History4 Inquiries
Country Product Purchase Quantity Date Posted 
Czech
Phenol Red
1 20' Fcl Nov 17, 2025 
United States
Phenol red
25 KG Oct 31, 2025
United States
Phenol Red
25 KG Oct 31, 2025 
India
Phenol Red 99% Red powder
100 TON Aug 30, 2024 Post an enquiry for this product
