C
F
P
- C
  - B
  - B
  - B
  - B
- I
N
P
S
- P
- C
- E
- V
E

Optical Brighteners For Plastic, Resin

C
C

B

P8, C, C,5<

p

cof — C
c

荧光增白剂OB新 — C

荧光增白剂351新 — C

荧光增白剂4bk新 — D

荧光增白剂4bk新 — B

cof — C

荧光增白剂ER-2新 — C

Intermediate

P

O
F
O
O
O
C
Á
P
1
2
C
C

B
V
A

R

<
G

.
A

<
C

<
<

<
R

<

O

R2
<
A2
O
D2
O
S2
É
D2
E
P2
A

p

C
F
á
a
H
1
9
B
A
C
B

3
T
s

© Fluorescent Whitening Agent Vbl Brightner KCB Shandong Subang Ranipal WG Optical Brightener 52 Optical Brightening Agents >