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HI-EFF PRETESTED HI-EFF-P SERIES
REGULAR HI-EFF SERIES 8SS-CHST9»
AS
KWifraR
CHROMATOOKAPHY
Both HI - EFF Series prepared without
«ad U P » RESEARCH
catalysts.
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CATALOG SOLID SUPPORTS: Over 2 5 0 types and mesh sizes, GAS-CHROM, Chromosorb, Fluoropak, glass beads, Molecular Sieve, etc. STATIONARY PHASES: Several hundred different ones including 21 polyesters which w e make (our HI-EFF brand). ORGANOSILICON PHASES: EGSS-X, EGSS-Y, ECNSS-S, etc. These are ethylene glycol succinate polyesters chemically combined w i t h silicones. COLUMN PACKINGS: Pretested, in stock, w i t h chromatograms supplied w i t h order. COLUMN PACKINGS: Custom-made. You name it, w e w i l l make it. COLUMNS: For any instrument, to your specifications, shipped w i t h i n 24 hours. ACCESSORIES: Syringes, chart paper, septums, reagents, t u b i n g , empty columns. N E W S L E T T E R - NEW METHODS, NEW PRODUCTS, NEW IDEAS Headlines f r o m August, 1964 issue, the results of research at A p p l i e d Science Laboratories, Inc. • • • •
NEW STATIONARY PHASES - Benzylamine adipate, 1 , 2 , 3 , 4 , 5, 6 — hexakis(2-cyanoethoxy)cyclohexane a n d others O R G A N O S I L I C O N PHASES - EGSS-X, EGSP-Z, ECNSS-S, N o w a v a i l a b l e . CAMPESTEROL vs SITOSTEROL ISOMERS - A BONER! Just w h a t is that c h r o m a t o g r a m peak? DINITROPHENYLHYDRAZONES b y TLC
APPLIED SCIENCE LABORATORIES, INC. P. O . BOX 1 4 0 , STATE COLLEGE, PENNA. · PHONE 8 1 4 - 2 3 8 - 2 4 0 6
Circle No. 121 on Readers' Service Card VOL.
36, NO. 12, NOVEMBER 1964
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