High Quality Methyl Red Sodium Salt 845-10-3

• CAS No.: 845-10-3
• Formula: C15h16n3nao2
• EINECS: 212-682-9
• Classification: Organic Analytical Reagents
• Grade: AR
• Specific Usage: For Biological Purpose, For Microbiological
• Model NO.: IND
• Content: Standard
• Usage: Laboratory Reagents, Analytical Reagents
• Source: Concrete
• Habit Appellation: Fine Chemicals
• Application: Industry, Scientific Research
• Property: Organic Reagent
• Melting Point: 178-182 °c
• Boiling Point: 64.7 °c
• Density: 0.791
• Solubility: H2O: Soluble
• Water Solubility: Soluble in Water.
• Transport Package: 25 Kgs Fiber Drums
• Specification: AR
• Trademark: Sinochembt
• Origin: Shenyang
• HS Code: 29270000
• Production Capacity: 1000kgs Per Month

Product Description

Grade                                         (IND)  
                                                  (indicator (pH 4.2-6.2))
Appearance                          
Infrared spectrometry               Conforms
solubility in water                      clear(0.1% in water)
pHvisual transition interval        pH 4.2 (red) to pH 6.2 (yellow)



Grade                                           ACS  
                                                     (ACS reagent, 95 %)
Appearance                                  Red brown powder
Infrared spectrometry                   Conforms
Dye content,                                95%  
solubility in water                         clear(0.1% in water)
pHvisual transition interval          pH 4.2 (red) to pH 6.2 (yellow)
λ                                                  430 - 440 nm
                                                     c = 0.01 g/l; Water
Extinction Coefficient                   ≥17000
λ                                                   256 - 260 nm
Extinction Coefficient                     ≥8000
Visual Transition Interval              pH 4.2  Pink
Visual Transition Interval              pH 5.5  Orange
Visual Transition Interval              pH 6.2  Yellow
pHvisual transition interval       pH 4.2 (red) to pH 6.2 (yellow)