Nanjing Yuance Industry & Trade Co., Ltd.
Main products:Fine Chemical,Fatty Alcohol,Pharmaceutical Intermediates,PH Indicators,Intermediates
Products
Contact Us
  • Contact Person : Ms. Yang Jenny
  • Company Name : Nanjing Yuance Industry & Trade Co., Ltd.
  • Tel : 86-25-87763180
  • Fax : 86-25-85436506
  • Address : Jiangsu,Nanjing,B1702,No 130, Aoti Avenue
  • Country/Region : China
  • Zip : 210019

Chemical Reagents
Bromophenol Blue

Bromophenol Blue

Product name: Bromophenol Blue white or light red powder C19H10Br4O5S pH indicator Product name: Bromophenol BlueCAS No.: 115-39-9Synonyms: 3, 3, 5, 5-TetrabromophenolsulfonephthaleinChemical Formula: C19H10Br4O5SAppearance: Light pink to purple crystalline powderVisual...
Cresol Red

Cresol Red

Product name: Cresol Red red brown powder C21H18O5S FW 382.43 [1733-12-6]... Product name: Cresol RedCAS No.: 1733-12-6Synonyms: O-CresolsulfonphthaleinChemical Formula: C21H18O5SVisual transition interval: PH6.5(Yellow)~8.5(Purple)Quantity Available: 500.0 kgs. Per month....
PH Indicators

PH Indicators

We are supplying PH indicators and their sodium salts. Dear Sir/Madam,We are supplying PH indicators (ACS Grade) and their sodium salts as follows:Meta-Cresol purpleBromocresol greenThymol blueBromothymol blueThymolphthaleinPhenol red Bromophenol blueCresol red Bromocresol...
Bromocresol Green

Bromocresol Green

BCG is a dye of the triphenylmethane family. Used as a pH indicator and as a tracking dye for DNA agarose gel electrophoresis.  Appearance: Dark brown crystalline powderSynonyms: 3, 3, 5, 5-Tetrabromo-m-cresolsulfonephthaleinVisual transition interval: PH3.8(yellowish...
Bromothymol Blue

Bromothymol Blue

Chemical indicator for weak acids and bases A common use is for measuring the presence of carbonic acid in a liquid Synonyms:  bromothymol sulfone phthalein, Bromthymol Blue, and BTB   SPEC: RequirmentResultsPh change...
Bromocresol Purple

Bromocresol Purple

A pH indicator The most common solution is 0.04% aqueous. Appearance: Purple crystalline powderSynonyms: 5, 5-Dibromo-o-cresolsulfonephthalein mp 230 °C (dec.)(lit.)density 0.981 g/mL at 25 °Cstorage temp. Store at RT.Stability:Stable....
Tetrabromophenol Blue

Tetrabromophenol Blue

Tetrabromophenol Blue C19H6Br8O5S CAS: 4430-25-5  Tetrabromophenol BlueC19H6Br8O5SCAS: 4430-25-5APPEARANCEBROWN-GRAY POWDERASSAY(HPLC)93.0 % MIN.pH VALUE(IN 0.5% WATER)3.0-4.6WATER(K.F)1.0% MAX.SPECIFIC EXTINCTION1550 MIN ...
CHLOROPHENOL RED

CHLOROPHENOL RED

Chlorophenol red Yellow brown, red, green, brown, brown or small crystal powder. C19H12Cl2O5S 423.27... CHLOROPHENOL RED4430-20-0  APPEARANCEPINK TO RED-BROWN POWDERASSAY(HPLC)93.0 % MIN.pH VALUE(IN 0.5% WATER)1.5-2.5WATER(K.F)1.0% MAX.SPECIFIC EXTINCTION1550 MIN ...
Thymol Blue

Thymol Blue

Brownish-green or reddish-brown crystalline powder Used as a pH indicator Synonyms: Thymolsulfonephthalein mp 221 °C Fp 36 °Cstorage temp. Store at RT.Merck 14,9400Stability:Stable. Combustible. Dust may form an explosive mixture with air....
Phenol Red Sodium Salt

Phenol Red Sodium Salt

Phenol Red sodium salt 34487-61-1 C19H13NaO5S 376.36 Assay:IND... Product name: Phenol Red sodium saltCAS No.: 34487-61-1Synonyms: Phenolsulfonphthalein sodium saltChemical Formula: C19H13NaO5SAppearance: Red to dark red crystalline powderVisual transition interval:...


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