H
T
P
- o
  - O
  - O
  - O
  - O
- T
N
V
O
- B
- c
- T
- F
N

Optical Brighteners For Plastic, Resin

B
O

O

O1, O, 2,O<

g

荧光增白剂FP-127新 — O
L

nfw-l — O

cof — O

荧光增白剂ER-2新 — O

荧光增白剂4bk新 — O

荧光增白剂4bk新 — O

BBU正 — O

Intermediate

B

P
1
O
O
O
4
1
F
f
O
P
O

G
G
B

S

6
V

<
D

W
S

<
D

R
R

<

O

r2
O
M2
H
O2
D
J2
N
H2
H
E2
D

g

1
F
F
F
B
B
T
T
C
4
O

3
T
s

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