Methyl Orange suppliers

Properties

Melting point:：

300 °C

Density ：

0.987 g/mL at 25 °C

bulk density：

200-400kg/m3

Flash point:：

37 °C

storage temp. ：

Store at +5°C to +30°C.

solubility ：

5g/l

Colour Index ：

13025

form ：

Powder/Solid

pka：

3.4(at 25℃)

color ：

Yellow-Orange

Specific Gravity：

0.987

Odor：

Odorless

PH：

6.5 (5g/l, H2O, 20℃)

PH Range：

3.1(Red)-4.4(Orange)

Water Solubility ：

Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol.

λmax：

507nm, 522nm, 464nm

Merck ：

14,6105

BRN ：

4732884

Stability:：

Stable. Incompatible with strong oxidizing agents.

Biological Applications：

Detecting microorganisms; treating dermatological diseases,vaginal affections; dental materials; wound dressing materials

Major Application：

Liquid crystals, thin films, sensors, sol-gel matrix, waveguides, host-guest chemistry, display device, corrosion inhibitor, glass coatings, paints, wound dressing materials, pharmaceuticals, dental materials, measuring nucleic acid

InChI：

1S/C14H15N3O3S.Na/c1-17(2)13-7-3-11(4-8-13)15-16-12-5-9-14(10-6-12)21(18,19)20;/h3-10H,1-2H3,(H,18,19,20);/q;+1/p-1/b16-15+;

InChIKey：

STZCRXQWRGQSJD-GEEYTBSJSA-M

SMILES：

[Na+].CN(C)c1ccc(cc1)\N=N\c2ccc(cc2)S([O-])(=O)=O

CAS DataBase Reference：

547-58-0

EPA Substance Registry System：

Methyl orange (547-58-0)

SecurityInformation

Symbol(GHS) ：

GHS06

Signal word ：

Danger

Hazard statements ：

H301

Precautionary statements ：

P264-P270-P301+P310-P405-P501

PPE：

Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

Hazard Codes ：

T

Risk Statements ：

25-10

Safety Statements ：

45-24/25-16-36/37/39

RIDADR ：

UN 3143 6.1/PG 3

WGK Germany ：

3

RTECS ：

DB6327000

TSCA ：

TSCA listed

HazardClass ：

6.1

PackingGroup ：

III

HS Code ：

29270000

Storage Class：

6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects

Hazard Classifications：

Acute Tox. 3 Oral

Hazardous Substances Data：

547-58-0(Hazardous Substances Data)

Toxicity：

LD50 orally in Rabbit: 60 mg/kg

Limited Quantities：

5.0 kg (11 lbs) (solid)

Excepted Quantities：

Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)