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CAS RN: 1141-59-9 | Product Number: A5001

PAR [=4-(2-Pyridylazo)resorcinol] [Spectrophotometric reagent for transition metals]


Purity: >98.0%(T)(HPLC)
Synonyms:
  • 4-(2-Pyridylazo)resorcinol
Documents:
1G
$39.00
Contact Us 1   15  
5G
$150.00
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Product Number A5001
Purity / Analysis Method >98.0%(T)(HPLC)
Molecular Formula / Molecular Weight C__1__1H__9N__3O__2 = 215.21 
Physical State (20 deg.C) Solid
Packaging and Container 1G-Glass Bottle with Plastic Insert (View image)
CAS RN 1141-59-9
Reaxys Registry Number 478092
PubChem Substance ID 87563095
SDBS (AIST Spectral DB) 6891
MDL Number

MFCD00006256

Specifications
Appearance Orange to Amber to Dark red powder to crystal
Purity(HPLC) min. 98.0 area%
Purity(Nonaqueous Titration) min. 98.0 %
Sensitiveness Coloring by copper sulfate solution.  Fading by EDTA2Na.
Properties (reference)
GHS
Pictogram Pictogram Pictogram
Signal Word Danger
Hazard Statements H301 + H311 + H331 : Toxic if swallowed, in contact with skin or if inhaled.
H315 : Causes skin irritation.
H319 : Causes serious eye irritation.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P261 : Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray.
P270 : Do not eat, drink or smoke when using this product.
P271 : Use only outdoors or in a well-ventilated area.
P264 : Wash skin thoroughly after handling.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P337 + P313 : If eye irritation persists: Get medical advice/ attention.
P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P332 + P313 : If skin irritation occurs: Get medical advice/ attention.
P362 : Take off contaminated clothing and wash before reuse.
P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth.
P302 + P352 + P312 : IF ON SKIN: Wash with plenty of water.Call a POISON CENTER/doctor if you feel unwell.
P304 + P340 + P311 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor.
P403 + P233 : Store in a well-ventilated place. Keep container tightly closed.
P405 : Store locked up.
Related Laws:
Transport Information:
UN Number (DOT-AIR) UN2811
Class (DOT-AIR) 6.1
Packing Group (TCI-A) III
HS Number 2933.39.9200
PubMed Literature


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