Good Quality with Low Price Rhodamine B CAS 81-88-9

• CAS No.: 81-88-9
• Formula: C28h31cln2o3
• EINECS: 201-383-9
• Colour: Green
• Appearance: Powder
• Usage: Textile
• Model NO.: IND
• Application Material: Natural Silk
• Content: 200%
• C.I.No.: Basic Violet 10
• Density: 0.79 G/Ml at 20 °c
• Melting Point: 210-211 (DEC.)(Lit.)
• Flash Point: 12 °c
• Water Solubility: Soluble
• Transport Package: 25 Kgs Fiber Drums
• Specification: 99.5%
• Trademark: Sinochembt
• Origin: Shenyang
• HS Code: 32041300
• Production Capacity: 500kgs Per Month

Product Description

ltem                                
                                        (Ind)
Sensitivity                        
Solubility
()Ignition residue,%   ≤0.25


99%(HPLC):


Appearance                          
Infrared spectrometry      
Purity                              >99.0% (HPLC)
λ max 545 nm ()
Molar absorption coeff. 106000 l/(mole.cm) (λ max.)
Fluorescence max 565 nm ()
Optimum lasing 588 nm ()
:.


≥95.0% (HPLC)  

Appearance                          Faint Green to Very Dark Green Powder
Infrared spectrometry       Conforms to Structure
Purity (HPLC)                       ≥95.0%
Solubility                        Faint Red to Purple,1 mg/mL, H2O
UV Absorbance Ratio                     0.50
                                        ABS at 510 nm/Abs at Lambda Max, in MeOH
EmM                                     104.5- 115.8
λ Max                                   552- 554 nm



                                        
                                        (AR)
Appearance                          
Infrared spectrometry      
Loss on drying <10 % (105°C)
λ max 549 - 558 nm (IMS:=50:50 )
Absorpt. Ratio P-15/P+15 1.1 - 1.6
Specific abs. A (1%/1cm) >1700 (λ max.)