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Optical Brighteners For Plastic, Resin

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A

A

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P

荧光增白剂OB新 — B
L

cof — A

荧光增白剂OB新 — A

荧光增白剂DT新 — B

BAC-L — A

cl 1 — B

M

Optical Brightener

L

4
C
S
B
A
O
á
A
4
1
B
O

B
V
R

L

E
P

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P

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A

b2
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M2
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k2
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A2
S
b2
P

b

2
A
B
B
B
2
A
B
A
2
1

3
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