Buffer solution, pH 4.0 - 1l
https://www.gcat-seek.org/shop/fm-7w-ge5959-buffer-solution-ph-4-0-1l-8163
https://www.gcat-seek.org/web/image/product.template/8163/image_1920?unique=19a23d2
Standard acidic buffer for pH meter calibration and maintaining acidic environments.
الشروط والأحكام
ضمان إرجاع الأموال خلال 30 يوماً
الشحن: 2-3 أيام عمل
