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44760 Sigma-Aldrich

Fast Black K salt

for microscopy

Synonym: 2,5-Dimethoxy-4-(4-nitrophenylazo)benzenediazonium chloride zinc double salt, 4-Amino-2,5-dimethoxy-4′-nitroazobenzene diazotated zinc double salt, Azoic Diazo No. 38

  • CAS Number 64071-86-9

  • Empirical Formula (Hill Notation) C14H12ClN5O4 · 0.5ZnCl2

  • Molecular Weight 417.88

  •  Colour Index Number 37190

  •  EC Number 264-656-1

  •  MDL number MFCD00078471

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Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



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Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

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F7253 Fast Black K Salt hemi(zinc chloride) salt, practical grade

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