2,2',4,4'-Tetrahydroxybenzophenone with good quality cas 131-55-5 UV Absorber Benzophenone-2
2,2',4,4'-Tetrahydroxybenzophenone Basic information | |
Product Name: | 2,2',4,4'-Tetrahydroxybenzophenone |
CAS: | 131-55-5 |
MF: | C13H10O5 |
MW: | 246.22 |
EINECS: | 205-028-9 |
ITEM
|
INDEX
|
Appearance
|
Light yellow crystalline powder
|
Assasy, %
|
≥ 99
|
Volatile, %
|
≤ 0.50
|
Gardner color
|
≤ 5.0
|
Melting Point(ºC)
|
195.00 ~ 203.00ºC
|