Basket “Principles of HPLC Validation” has been added to your basket. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal Introduction to Gas Chromatography $189.00 Introduction to Gas Chromatography quantity $189.00 Principles of HPLC Validation $249.00 Principles of HPLC Validation quantity $249.00 Coupon: Apply coupon Update basket Basket totals Subtotal $438.00 Total $438.00 Proceed to checkout