Spec.

According to the Request of Q/320601NBB19

Inspection Result

Paraformaldehyde Content

（Formaldehyde) %

91.0~93.0

92.1

Acidity (Formicacid), %

≤0.03

0.001

Methanol Content,%

≤1

0.3

pH

3.0~7.0

6.7

Iron Content, %

≤0.0002

0.00003

Ash, %

≤0.1

0.004