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Supplies for Varian GCs
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GC/MS Supplies for Varian GCs
USP 467 Calibration Mixture #5
The Class 1 mixtures below reflect the requirements of USP23/NF18 effective January 1, 1995 to December 31, 1999. While these mixtures do not meet the current USP guidelines, many still use these mixtures to obtain a detectable benzene peak for the direct injection methods, Method I and Method V.
benzene 2µg/mL
chloroform 60
1,4-dioxane 380
methylene chloride 600
trichloroethene 80
Quantity Discounts
Order 3 or 4 of any one analytical reference material
product and receive a
10% discount! Order 5 or more
of any one analytical reference material product and
receive a
20% discount!
