Merck 110107 Arsenazo III metal indicator CAS No.: 1668-00-4 5 gr

Kategori

Kompleks veya Metal İndikatörleri

Marka

MERCK

Stok Kodu

LB.M.110107.0005

Kısa Bilgi

Synonyms: 2,7-Bis(2-arsonophenylazo)-1,8-dihydroxynaphthaline-3,6-disulfonic acid CAS Number: 1668-00-4 EC Number: 216-788-6 Molar Mass: 776.36 g/mol Hill Formula: C₂₂H₁₈As₂N₄O₁₄S₂

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Description
Catalogue Number	110107
Synonyms	2,7-Bis(2-arsonophenylazo)-1,8-dihydroxynaphthaline-3,6-disulfonic acid

Product Information
CAS number	1668-00-4
EC index number	033-002-00-5
EC number	216-788-6
Hill Formula	C₂₂H₁₈As₂N₄O₁₄S₂
Molar Mass	776.36 g/mol
HS Code	2931 90 59
Structure formula Image
Quality Level	MQ200

Physicochemical Information
pH value	2.3 (10 g/l, H₂O, 20 °C)
Bulk density	850 kg/m3

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H301 + H331: Toxic if swallowed or if inhaled. H410: Very toxic to aquatic life with long lasting effects.
Precautionary Statement(s)	P261: Avoid breathing dust. P264: Wash skin thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P273: Avoid release to the environment. P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor. P304 + P340 + P311: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor.
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	15 Heavy metal-containing solutions and solids: container E. Stir Raney nickel (also: Urushibara nickel) in the form of an aqueous suspension into hydrochloric acid (Cat. No. 100312) until dissolved (container E). Neither Raney nickel itself nor any filter residues should be allowed to dry out, otherwise they will spontaneously ignite in air. In this context, heavy metal means any compound of antimony, arsenic, cadmium, chromium(VI), copper, lead, nickel and tin, as well as these subtances in metallic form, if they are classified as hazardous (acc. to AbfallverzeichnisV - Waste Catalogue Ordinance, Appendix 3). Other heavy metals should be collected separately.

Safety Information
Categories of danger	toxic, dangerous for the environment

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

Transport Information
Declaration (railroad and road) ADR, RID	UN 3465 , 6.1, III
Declaration (transport by air) IATA-DGR	UN 3465 , 6.1, III
Declaration (transport by sea) IMDG-Code	UN 3465 , 6.1, III

Specifications
Identity (UV/VIS-Spectrum)	passes test
Absorption maximum λmax. (buffer pH 10.0)	569 - 576 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.025 g/l; buffer pH 10.0; calculated on dried substance)	300 - 450
Loss on drying (110 °C)	≤ 10 %
Suitability as indicator	passes test

Global Trade Item Number
Catalogue Number	GTIN
1101070005	04022536121536

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