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Neutral Red IND Grade Reagent

Cas Number:553-24-2
Formula: C15ClH17N4
Molar Mass:228.78
EC Number:209-035-8

Quantity:
  • IND
  • LABOR
  • 403433125

Neutral Red IND Grade Reagent


Cas Number:553-24-2

Formula: C15ClH17N4

Molar Mass:228.78

EC Number:209-035-8


Properties:

Dark green, brown or light black powder. The solubility is 4.0% in water, 1.8% in absolute ethanol, 3.75% in ethylene glycol ether, and 3.0% in ethylene glycol. It is almost insoluble in xylene, its aqueous solution or ethanol solution is red. The maximum absorption wavelength (50% ethanol) is 533 nm. The median lethal dose (rat, vein) is 112 mg/kg.


Usage:

Acid-base indicator, the  pH is 6.8 (red) ~ 8.0 (yellow). Alkalinity indicator for water, nitrite and urine. A hydrolysis indicator for fats used in histochemistry. Nissl granule staining of nerve cells. It is used together with Jianna Green for in vitro living body staining. Photometric determination of iodide ions. Preparation of neutral red test paper.


Packing:

500g/25kg





Item of Analysis

Standard

pH discoloration domain

6.8(Red)~8.0(Yellow)

Sensitivity test

to pass test

Solubility in ethanol

to pass test

Residue on ignition,%

2.0 max



Not a hazardous substance or mixture.


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