Merck 108380 2,3,5-TripHenyltetrazolium Chloride ( 2,3,5-Trifeniltetrazolium-Klorür) 10 gr

MERCK 108380 2,3,5-Triphenyltetrazolium chloride ( 2,3,5-Trifeniltetrazolium-klorür (TT) 10 Gr
Catalogue Number	108380
Synonyms	TTC, TT

Product Information
HS Code	2933 99 80
Structure formula Image
Quality Level	MQ100

Physicochemical Information
Melting Point	243 °C (decomposition)
pH value	3.7 (10 g/l, H₂O, 20 °C)
Bulk density	230 kg/m3
Solubility	150 g/l

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H228: Flammable solid. H315: Causes skin irritation. H319: Causes serious eye irritation.
Precautionary Statement(s)	P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P370 + P378: In case of fire: Use powder for extinction.
Signal Word	Danger
Storage class	4.1B Flammable solid hazardous materials
WGK	WGK 3 highly hazardous to water
Disposal	3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.

Safety Information
Hazard Symbols	Flammable
Categories of danger	highly flammable
R Phrase	R 11 Highly flammable.

Storage and Shipping Information
Storage	Store at +5 °C to +30 °C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1325 , 4.1, II
Declaration (transport by air) IATA-DGR	UN 1325 , 4.1, II
Declaration (transport by sea) IMDG-Code	UN 1325 , 4.1, II

Specifications
Assay (perchloric acid titration, calculated on dried substance)	≥ 98 %
Identity (UV/VIS-Spectrum)	passes test
Absorption maximum λmax. (water)	245 - 248 nm
Spec. Absorptivity A 1%/1cm (λmax; 0,01 g/l; water; calculated on dried substance)	≥ 770
TLC-Test	passes test
Loss on drying (70 °C; ≤ 1 hPa)	≤ 0.5 %
Suitability for testing the germinability of seeds	passes test
Suitability for microbiology	passes test