Categories: Stains Indicator Reagents-69
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Product Short Description: NEUTRAL RED 60%
Product Description:

NEUTRAL RED 60% excellent quality manufacturer, exporter and supplier. Neutral red 60% is a eurhodin dye used for staining in histology and acts as a pH indicator, changing from red to yellow between pH 6.8 and 8.0. It stains lysosomes red. It is used as a general stain in histology, as a counterstain in combination with other dyes, and for many staining methods.NEUTRAL RED 60% used as an indicator for preparing neutral red paper, and as a biological stain. Neutral red is added to some growth media for bacterial and cell cultures.In microbiology, it is used in the MacConkey agar to differentiate bacteria for lactose fermentation.

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Specification:::
Composition ::: Dye content, ~60%
pH range  ::: 6.8 - 8.0, red to yellow
mp ::: 290 °C (dec.)(lit.)Specification:::
Composition ::: Dye content, ~60%
pH range  ::: 6.8 - 8.0, red to yellow
mp ::: 290 °C (dec.)(lit.)
Product Technical Specification:
C.A.S. No. 553-24-2
CI NO. 50040
M.F. C15H17 N4Cl
M.W. 288.78gm/mole

Specifications:

Dye Content (by Spectrophotometry) >60%
Transition Range pH 6.8-8.0
  Violet Red- Yellow
Solubility 0.1% (50% EtOH) Clear solution
Absorption Maximum (50%EtOH+2ml Acetic Acid) ?max 539-544nm
Absorptivity (A1%,1cm in 50% EtOH+2ml Acetic Acid, at ?max) >920
Loss On Drying (110°C) <8%
Suitability for microscopy Passes test
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