NILE CHEMICALS

BROMOTHYMOL BLUE

SPECIFICATION SHEET

CAS No. 34722 - 90 - 2
Chemical Formula C27H27Br2NaO5S
Molecular Weight 646.38
Solution Clarity To pass
Transition Range pH 5.8 - 7.6
Yellow - Blue
Absorption Max (pH 5.8) 433 nm
Absorption Max (pH 7.6) 616 nm
Absorptivity (1%/1cm) pH 5.8 261
Absorptivity (1%/1cm) pH 7.6 475
Loss On Drying (110 c) < 2.65 %

 

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It must be recognised that the physical and chemical properties of any product may not be fully understood and that new, possibly hazardous products may arise from reactions between chemicals. The information given in this data sheet is based on our present knowledge and shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.

 

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