sw group

We are the largest factory of BDO and THF
and PVA in china, our manufacture capacity for the
1,4-BDO is 25000mts/year with the key equipments
and technology introduced from U.S.A.
with The technical data as followings:

Purity: not leass than 99.5%,
Color: not bigger than 10APHA
Water: not bigger than 500ppm
Boiling Point 230? , Melting Point 20.1?,
Flash point 134?, Relative Density (D2-20) 1.017,
Flame-mability temp. 370?, Refractive index 1.446.

and we have manufacture capacity of 15000MTS/year
for THF with the REPPE technology introduced
from U.K. with the technical data as followings:
Purity: not less than 99.9%,
Color: not bigger than 5APHA
Water: not bigger than 100ppm
Freezing Point: -108.56?, Boiling Point 66? ,
Flash point :-15?, Relative Density:0.8892 (25?)

Refractive index 1.4050 (20?)

and Our manufacture capacity for PVA is
70000MTS/year with varoius grades
including manufacture PVA05 Series, PVA10,PVA12,PVA15,
PVA17.
PVA20, and PVA24 serious (such as
PVA0588/1098/1588/1799/1788/2099/2098/1798/2488/2499,
ETC.),

Also we have the biggest manufacture capacity of
SDA ( FOOD LEVEL and FEED LEVEL) in china.
our factory is an ISO9001 and ISO140001
attested manufacturer.
Welcoming your detailed inquiries.
fax: 86-351-2022936