Cart Continue shopping “Cystine Tryptic Agar (CTA) Base Medium” has been added to your cart. Product Price Quantity Subtotal × Cystine Tryptic Agar (CTA) Base Medium $1.24 Cystine Tryptic Agar (CTA) Base Medium quantity $1.24 Coupon: Apply coupon Update cart Cart totals Subtotal $1.24 Total $1.24 Proceed to checkout