High Purity with Low Alizarin Yellow R CAS#2243-76-7

• Customization: Available
• CAS No.: 584-42-9
• Formula: C13h8n3nao5
• Model NO.: IND
• EINECS: 209-536-1
• Classification: Organic Analytical Reagents
• Grade: AR
• Specific Usage: For Biological Purpose, For Microbiological
• Content: Standard
• Usage: Laboratory Reagents, Analytical Reagents
• Source: Concrete
• Habit Appellation: Fine Chemicals
• Application: Scientific Research
• Property: Organic Reagent
• Density: 1.5±0.1 g/cm3
• Boiling Point: 571.4±50.0 °c at 760 Mmhg
• Melting Point: 250°c
• Flash Point: 299.4±30.1 °c
• Water Solubility: Soluble
• Transport Package: 25 Kgs Fiber Drums
• Specification: 99.5%
• Trademark: Sinochembt
• Origin: Shenyang
• HS Code: 32041900
• Production Capacity: 500kgs Per Month

Product Description

HG/T 3-1305-80
ltem
(AR)
Assay                                                            ≥ 70.0% (-)
pHVisnal transition interval                           10.0(Yellow)-12.0(Red)
Solubility in water                                          Qaulified
()Ignition residue,%                                       20-25


98%:


Appearance                                            Orange to Brown powder
Infrared spectrometry                              Conforms
Purity                                                     ≥98.0% (HPLC area%)  
solubility in hot Water                            Qaulified
solubility in hot EtOH                             Qaulified
Drying loss                                             ≤10.0 %
Ignition residue(Sulfate)                           20.0 - 30.0 %(after drying)
pHTransition interval(pH)                         (Red)10.0 - 12.0(Yellow)
Absorbance()                                           ≤0.320(5 mg/L, pH 9.6, 375.0 nm)

Indicator

Appearance                                             Orange to Brown powder
Infrared spectrometry                               Conforms
Purity                                                        ≥98.0% (HPLC area%)  
solubility in hot Water                              Qaulified
solubility in hot EtOH                               Qaulified
pHTransition interval(pH)                        (Red)10.0 - 12.0(Yellow)
Absorbance()                                           ≤0.320(5 mg/L, pH 9.6, 375.0 nm)