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MERCK

MERCK 104595.0005 Calconcarboxylic Acid Metal (PM) İndicator (SD.M.104595.0005)

Marka : MERCK
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MERCK 104595.0005 Calconcarboxylic Acid Metal (PM) İndicator

 

Description
Catalogue Number 104595
Synonyms Patton and Reeders Reagent, 2-Hydroxy-1-(2-hydroxy-4-sulfo-1-naphthylazo)-naphthalene-3-carboxylic acid
Product Information
CAS number 3737-95-9
EC number 223-117-0
Hill Formula C₂₁H₁₄N₂O₇S * 2 H₂O
Molar Mass 474.45 g/mol
HS Code 2927 00 29
Structure formula Image Structure formula Image
Quality Level MQ200
Physicochemical Information
Melting Point 300 °C
Bulk density 400 kg/m3
Solubility 8 g/l
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s) H315: Causes skin irritation.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
Precautionary Statement(s) P261: Avoid breathing dust.
P264: Wash skin thoroughly after handling.
P271: Use only outdoors or in a well-ventilated area.
P280: Wear protective gloves/ eye protection/ face protection.
P302 + P352: IF ON SKIN: Wash with plenty of 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.
Signal Word Warning
Storage class 10 - 13 Other liquids and solids
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.
Storage and Shipping Information
Storage Store at +5°C to +30°C.
Specifications
Identity (UV/VIS-Spectrum) passes test
Appearance of solution (0.1 g/l; ethanol) passes test
Absorption maximum λmax. (Ethanol) 569 - 572 nm
Spec. Absorptivity A 1%/1cm (λmax.; 0.025 g/l; ethanol; calc. on water free substance) ≥ 250
Water (according to Karl Fischer) ≤ 9 %
Suitability as indicator (for metal titration) passes test
Global Trade Item Number
Catalogue Number GTIN
1045950005 04022536053202
1045950025 04022536053219
Etiketler
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