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【分享】Ensuring the purity of platinum-cured silicone
: _" E- ~0 C9 X3 s+ z摘要：Platinum-cured silicone tubing plays a key role in manufacturing drugs and medicines in validated
, d* a. x/ X. s7 h+ ^# q& P) Fand non-validated processes in the pharmaceutical/biopharmaceutical industry. E- Z" n3 b |6 V0 T3 n
Though platinum-cured tubing is industry standard, platinum curing, in itself, does not guarantee
0 v) `) V$ t5 ia high level of tubing purity with low/safe levels of extractables. Watson-Marlow
' g: s& e: O. w7 e& S; V: d( sachieves ultimate purity by driving off cytotoxic extractables through post-curing, a process
' b6 t/ Y p% \+ w( F9 M+ Q$ L4 bstep many tubing manufacturers ignore. Some producers believe post-curing is not necessary,
1 o. D4 P4 x% o& i. ?* l6 B3 W# \claiming that the naturally lower extractables of platinum-cured tubing (compared with* h, ]# p% M1 Z1 @
peroxide-cured silicone) is sufficient. This bulletin outlines the importance of post-curing for5 d# ?* _2 @$ w/ E4 c
the high-purity pharmaceutical/biopharmaceutical market, describing the key effects on the( g$ g, B$ x, w8 h
tubing and the key benefits for the user. |
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发表于 2010-9-3 08:12:39
