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  3,3',5,5'- Tetramethylbenzidine (TMB)
  1,8-Diazafluoran-9-one (DFO)
  Neopentylglycolycol Bis Acetoacetate (NPGBA)
  Bio- Bufters Series
  Crown ethers
  Trinder's Reagent Series
  4-Nitrobenzyl Acetoacetate (PNBATAT)
  4-phenoxy phenol
  4,4-Dihyclroxydiphenyl ether

3,3',5,5',- Tetramethylbenzidine (TMB) series

TMB: Bio ≥ 99.5% [54827-17-7]
   AR ≥ 99%  
TMB·2HCl: Bio  ≥98% [64285-73-0]
TMB·2H2SO4:Bio ≥98%
TMB-N-Propane sulfonic acid, Sodium Salt: AR≥ 99%

TMB is a new, highly sensitive chromogenic reagent and diagnostic clinical reagent.
   
 
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