货名：Tris

货号：0497

包装：500g

 

Grade:                ULTRA PURE GRADE

CAS Number:           77-86-1  

Synonym(s):           tris base, tris buffer, trizma, trizma base  

Molecular Weight:     121.14  

Molecular Formula:    C₄H₁₁NO₃  

Storage Condition:    ROOM TEMPERATURE

 

Abs.@280nm (1M, Water)                      0.05

Abs.@290nm (40%, Water)                     0.2  

Abs.@400nm (40%, Water)                     0.05  

Arsenic (%)                                 < 0.0005  

Copper (%)                                  < 0.0001  

Identification (P/F)                        PASS  

Insolubles (%)                              0.005  

Iron (%)                                    < 0.0001  

Lead (%)                                    < 0.0001  

Magnesium (%)                               < 0.0005  

Melting Point (°C)                         168 - 172  

Moisture (KF) (%)                           1.0  

pH (5%, Water) @25C                         10.0 - 11.5  

Purity (%)                                  99.9  

Solubility (10%, Water) (P/F)               PASS