Merck 101322 0100 Methyl Orange (C.i.13025) indicator Acs 100 GR.

Merck 101322 0100 Methyl Orange (C.i.13025) indicator Acs 100 GR.

207.34 ( KDV Dahil )

indicator ACS,Reag. Ph Eur CAS #: 547-58-0 EC Number: 208-925-3

Stok kodu: 101322.0100 Kategoriler: ,

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Description
Catalogue Number 101322
Synonyms 4-Dimethylaminoazobenzene-4′-sulfonic acid sodium salt, Gold orange, Helianthine, Orange III

Product Information
CAS number 547-58-0
EC number 208-925-3
Grade ACS,Reag. Ph Eur
Hill Formula C₁₄H₁₄N₃NaO₃S
Molar Mass 327.34 g/mol
HS Code 2927 00 29
Structure formula Image Structure formula Image
Quality Level MQ200

Physicochemical Information
Melting Point >300 °C
pH value 6.5 (5 g/l, H₂O, 20 °C)
Bulk density 200 – 400 kg/m3
Solubility 5 g/l

Toxicological Information
LD 50 oral LD50 Rat 60 mg/kg

Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s) H301: Toxic if swallowed.
Precautionary Statement(s) P264: Wash skin thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor.
P405: Store locked up.
P501: Dispose of contents/ container to an approved waste disposal plant.
Signal Word Danger
Storage class 6.1C Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK WGK 3 highly hazardous to water
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).

Safety Information
Categories of danger toxic

Storage and Shipping Information
Storage Store at +2°C to +30°C.

Transport Information
Declaration (railroad and road) ADR, RID UN 3143 , 6.1, III
Declaration (transport by air) IATA-DGR UN 3143 , 6.1, III
Declaration (transport by sea) IMDG-Code UN 3143 , 6.1, III

Specifications
Identity (UV/VIS-Spectrum) passes test
Clarity of solution (1 g/l; water) passes test
Transition range pH 3.1 – pH 4.4 pink – orange yellow
Absorption maximum λ 1 max. (buffer pH 3.1) 501 – 505 nm
Absorption maximum λ 2 max. (buffer pH 4.4) 466 – 471 nm
Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.01 g/l; buffer pH 3.1; calc. on dried substances) 1000 – 1150
Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.01 g/l; buffer pH 4.4; calc. on dried substances) 730 – 850
Loss on drying (110 °C) ≤ 5 %
Transition range (according to ACS) passes test
Sensitivity test passes test
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