Categories: Stains Indicator Reagents-69
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Product Short Description: BROMOTHYMOL BLUE SODIUM SALT (ACS GRADE)
Product Description:
Product Application:
Product Dose:
Product Note:

Appreance :- Yellowish orange powder

pH transition (6.0 - 7.6 ) :- Yellow to Blue

Product Technical Specification:
C.A.S. No. 34722-90-2
M.F. C27H28Br2O5S
M.W. 646.38gm/mole

Specifications:

Dye Content (by Spectrophotometry) >90%
Transition Range pH 5.8-7.6
  Yellow-Blue
Solubility 0.1% (Dist. Water) Almost Clear solution
Absorption maximum (pH 5.8) ?1max 430-435nm
Absorption maximum (pH 7.6) ?2max 615-618nm
Absorptivity (A1%/1cm at pH 5.8 at ?1max) 250-280
Absorptivity (A1%/1cm at pH 7.6 at ?2max) 400-500
Loss On Drying (110°C) <5%
Remarks:
prod_useful_area:
Product Supply Location:
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