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Optical Brighteners For Plastic, Resin

E
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B

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ST-2 (2) — A
L

荧光增白剂PF新 — B

T

荧光增白剂ER-2新 — A

荧光增白剂OB新 — A

BAC-L — A

2

Optical Brightener

L

O
Á
A
O
A
f
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O
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B

B
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b

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B
U
A
B
B
A
B
A
O
A

3
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