Home Categories Dyes and Pigments Toluidine Blue O
A7854412

Toluidine Blue O , High -level , 92-31-9

Synonym(s):
Toluidine Blue O;Basic Blue 17;Blutene chloride;Methylene Blue T;Methylene Blue T50 or T extra

CAS NO.:92-31-9

Empirical Formula: C15H16ClN3S

Molecular Weight: 305.82

MDL number: MFCD00011934

EINECS: 202-146-2

Pack Size Price Stock Quantity
5G RMB399.20 In Stock
100g RMB900.00 In Stock
25G RMB1439.20 In Stock
others     Enquire
Update time: 2022-07-08

PRODUCT Properties

Melting point: >200℃
storage temp.  Inert atmosphere,Room Temperature
solubility  H2O: soluble1mg/mL
Colour Index  52040
form  Solid
pka 2.4, 11.6(at 25℃)
color  Dark green to black
PH 2.8 (H2O, 25℃)
Water Solubility  3.82 g/100 mL
λmax 626 nm, 630 nm
Merck  14,9520
Stability: Stable. Incompatible with strong oxidizing agents.
Biological Applications Bound hyaluronan assay; DNA assay; bioelectronic applications; biofuel cells; microbial fuel cells; detecting bacteria,body fluid,nucleic acids,45,proteins,viruses; identifying Gram-negative bacteria,b-amyloid reducing agents

Description and Uses

Toluidine Blue O is a metachromatic dye suitable for a wide variety of histological staining procedures. It is used for direct dyeing and printing of wool and silk, as well as a biological stain and hemostatic agent.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P280-P305+P351+P338
Risk Statements  36/37/38
Safety Statements  22-24/25
WGK Germany  3
RTECS  SP5670000
TSCA  Yes
HS Code  32041300
Toxicity LD50 in mice, rats, rabbits (mg/kg): 27.56, 28.93, 13.44 i.v. (Haley, Storlarsky)

RELATED PRODUCTS