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Riboflavin Sodium phosphate

Cas:
130-40-5
Molecular Structure:
MDL:
--MFCD00065362
Molecular Formula:
C17H20N4NaO9P
Molecular Weight:
478.33
Alias:
维生素B2磷酸钠,黄素单核苷酸钠 Riboflavin 5'-monophosphate sodium salt Riboflavini natrii phosphas Flavin Mononucleotide Lactoflavin Phosphate Sodium Salt Vitamin B2 Phosphate Sodium Salt
Product order:
Name Specifications Packing Price Delivery
Riboflavin Sodium phosphate USP级 100g RMB 3025 现货
Riboflavin Sodium phosphate USP级 25g RMB 748 促销
Riboflavin Sodium phosphate USP级 5g RMB 291.5 现货
Riboflavin Sodium phosphate 93% 25g RMB 858 现货
Riboflavin Sodium phosphate 93% 5g RMB 220 促销
Character:
[α]20D 41 ° (C=1.5, 5mol/L HCl)  
Quality Standard:
   
   93%:

纯度Purity (以干基计)                  ≥93.0% (UV )
水溶性实验Solubility in  Water          溶液透明
比旋光度Specific rotation [a]20/D    +38.0 to +43.0 deg(C=1.5, 5mol/L HCl)(以干基计)
吸光率: 
 abs-ratio(a/b)            2.45 - 2.75(E260/E375)
 abs-ratio(2a/2b)           2.06 - 2.36(E260/E445)
 abs-ratio(3a/3b)           0.80 - 0.90(E375/E445)
水分Water                ≤ 10.0 %


品级Grade                               USP级
鉴别试验IDENTITY                        PASS
比旋光度Specific rotation [a]20/D       +37.0°~ +42.0°(C=2, 5mol/L HCl)
PH TEST                                 5.0 TO 6.5 (1% SOLUTION)
干燥损失LOSS ON DRYING                  ≤ 7.5%
灼烧残渣RESIDUE ON IGNITION             ≤25.0%
游离磷酸盐FREE PHOSPHATE                PASS
游离核素素及其二磷酸盐FREE RIBOFLAVIN AND RIBOFLAVIN DIPHOSPHATE
                                        ≤6.0% OF EACH (DRY BASIS)
LIMIT OF LUMIFLAVIN                     PASS
溶剂残渣RESIDUAL SOLVENTS               MEETS THE REQUIREMENTS
核黄素RIBOFLAVIN                        73.0% ~ 79.0%

Storage:
储存温度−20°C 
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