5 4 A
ANALYTICAL
CHEMISTRY
LaMOTTE Standardized Buffer Salts & Solutions These p r o d u c t s a r e t h e u l t i m a t e in p u r i t y a n d u n i f o r m i t y a n d are g u a r a n t e e d t o give consistently a c c u r a t e results. L a M o t t e S t a n d a r d i z e d Buffer Salts a r e especially purified a n d s t a n d ardized for t h e p r e p a r a t i o n of C l a r t & L u b s Buffer Solutions a n d Buffer M i x t u r e s , supplied in 100, 250, & 500 g r a m s . L a M o t t e S t a n d a r d i z e d Buffer Solutions a r e freshly p r e p a r e d from L a M o t t e Buffer Salts. C o n c e n t r a t i o n s a r e M / 5 , except S o d i u m C i t r a t e which is M / 1 0 . Specially p a c k a g e d t o p r e v e n t mold g r o w t h a n d c o n t a m i n a t i o n . S t a n d a r d q u a n t i t i e s 100, 250, 500 & 1000 cc
TIRON ( d i s o d i u m l . 2 - d i h y d r o x y b e n z e n e - 3 , 5-disulfonate)
For the Determination Se
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