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Home > Products >  Bromocresol Purple

Bromocresol Purple CAS NO.115-40-2

  • Product Details

Keywords

  • Bromcresol purple sultone form
  • PH Indicators
  • Chemical reagent

Quick Details

  • ProName: Bromocresol Purple
  • CasNo: 115-40-2
  • Molecular Formula: C21H16Br2O5S
  • Appearance: Rose Red Crystalline Powder
  • Application: It is used as an indicator. Also can ...
  • DeliveryTime: 5-7 work days
  • PackAge: 500g/ 1kg, 5kg, 10kg, 25kg/ drum
  • Port: Any port of China
  • ProductionCapacity: 500 Kilogram/Month
  • Purity: AR Grade
  • Storage: Store in a tightly closed container. S...
  • Transportation: Air, Sea, Express
  • LimitNum: 1 Kilogram

Superiority

1. AR Grade.

2. Appearance: Rose Red Crystalline Powder. 

 

Details

CAS NO.: 115-40-2
Product Code:  BCP02
Synonyms: 2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]-6-methylphenol;
5,5'-Dibromo-o-cresolsulfonphthalein;
3,3-Bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide;
Bromocresol purple; Bromcresol purple sultone form;
Formula: C21H16Br2O5S
Molecular Weight: 537.909
   
Properties  
Appearance: Rose Red Crystalline Powder
Melting Point:  245℃
Boiling Point: 225 ℃
Flash Point:  332.4℃
Water Solubility: Practically insoluble
Stability: Stable. Incompatible with strong oxidizing agents.
Safety Info  
Safety Statements: S26-S37/39
HS Code: 2907129000
WGK Germany: 3
RIDADR: UN 1933 3/PG 3
Risk Statements: R36/37/38
Hazard Codes: Xi:Irritant
Use & Storage  
Use: It is used as an indicator.  Also can be used in medical laboratories to measure albumin, and as an addition to acid stop baths used in photographic processing as an indicator that the bath has reached neutral pH and needs to be replaced.
Storage: Store at RT. 
   
COA  
Appearance: Rose Red Crystalline Powder
PH 5.2 - 6.8: Light Yellow - Purple Red
Mass Absorption Wavelength          (nm): λ1 ( PH 5.2 ) 432 - 440
λ2 ( PH 6.8 ) 588 - 590
Loss on Drying: ≤ 0.5%
Residue on Ignition: ≤ 0.1% 

 

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