Biochemical properties	Test Condition	Test Method	Jintai Chlor-Alkali/SG2
Number of impurity particles	一等品		≤30 个
Conductivity of water extraction solution	优等品		≤5×10 S/m
Residual vinyl chloride content	优等品		≤8 ppm
Number of impurity particles	合格品		≤90 个
Fish eye count	合格品		- 个/400cm
Sieve residue	优等品，0.25mm筛孔		≤2.0 %
whiteness	优等品		≤74 %
Volatile compounds	一等品		≤0.4 %
Residual vinyl chloride content	一等品		≤10 ppm
Volatile compounds	优等品		≤0.3 %
Conductivity of water extraction solution	合格品		- S/m
Sieve residue	一等品，0.25mm筛孔		≤2.0 %
Fish eye count	一等品		≤40 个/400cm
Residual vinyl chloride content	合格品		- ppm
Fish eye count	优等品		≤20 个/400cm
Conductivity of water extraction solution	一等品		≤5×10 S/m
Sieve residue	合格品，0.063mm筛孔		≥80 %
whiteness	合格品		- %
Sieve residue	合格品，0.25mm筛孔		≤8.0 %
Sieve residue		优等品，0.063mm筛孔		≥90 %
whiteness	一等品		- %
Number of impurity particles	优等品		≤16 个
Volatile compounds	合格品		≤0.5 %
Sieve residue	一等品，0.063mm筛孔		≥90 %

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