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CAS RN: 573-58-0 | Product Number: C0550

Congo Red


Purity: >98.0%(HPLC)
Synonyms:
  • Direct Red 28
Product Documents:
25G
¥8,700
14   10   It can be shipped in about 5-6 months after ordering
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Product Number C0550
Purity / Analysis Method >98.0%(HPLC)
Molecular Formula / Molecular Weight C__3__2H__2__2N__6Na__2O__6S__2 = 696.66 
Physical State (20 deg.C) Solid
Storage Temperature Room Temperature (Recommended in a cool and dark place, <15°C)
CAS RN 573-58-0
Reaxys Registry Number 6765909
PubChem Substance ID 87565658
Merck Index (14) 2498
Colour Index 22120
MDL Number

MFCD00004028

Specifications
Appearance Dark red to Brown powder to crystal
Purity(HPLC) min. 98.0 area%
Absorbance min. 0.270(10 mg/L, pH 5.0, 488.0 to 492.0 nm)
Drying loss max. 8.0 %
Ignition residue(Sulfate) 18.0 to 40.0 %(after drying)
Transition interval(pH) (purple)2.6 to 4.0(dark redish orange)
NMR confirm to structure
Properties (reference)
Solubility in water Soluble
Solubility (soluble in) Ethanol
GHS
Pictogram Pictogram
Signal Word Warning
Hazard Statements H361 : Suspected of damaging fertility or the unborn child.
H351 : Suspected of causing cancer.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P202 : Do not handle until all safety precautions have been read and understood.
P201 : Obtain special instructions before use.
P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection.
P308 + P313 : IF exposed or concerned: Get medical advice/ attention.
P405 : Store locked up.
Related Laws:
RTECS# QK1400000
Transport Information:
PubMed Literature


Product Documents (Note: Some products will not have analytical charts available.)
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