High Pure Product(1)

High Pure Product(2)

Pure Product

Ordinary Product

Purified Product

Crude
Product

4,4-Bisphenol S Purity≥%(HPLC)

99.9

99.8

99.5

99.5

98

95

2,4-Bisphenol S Purity≥%(HPLC)

0.1

0.2

0.5

0.5

2

4

Melting Point°C

246-248

245-248

243-248

243-248

239-246

236-242

Mositure ≤%

0.1

0.1

0.2

0.5

0.5

1.0

APHA

20-30

30-40

80-100

- -

- -

Pink or Brown Powder