| BOC Sciences | USA | |||
|---|---|---|---|---|
![]() | www.bocsci.com | |||
![]() | +1 (631) 485-4226 | |||
![]() | +1 (631) 614-7828 | |||
![]() | info@bocsci.com | |||
| Chemical manufacturer | ||||
| chemBlink Standard supplier since 2010 | ||||
| Sigma-Aldrich, Inc. | China | |||
|---|---|---|---|---|
![]() | www.sigmaaldrich.com | |||
![]() | +86 (21) 6141-5566 800-819-3336 | |||
![]() | orderCN@sial.com | |||
| Chemical manufacturer since 1992 | ||||
| chemBlink Standard supplier since 2013 | ||||
| Gainworld Trading Limited | China | |||
|---|---|---|---|---|
![]() | www.gainworld.com | |||
![]() | +86 (21) 3220-1575 3220-1576 | |||
![]() | +86 (21) 5239-2003 | |||
![]() | rosesh@gainworld.com | |||
| Chemical distributor since 1998 | ||||