Chưa có sản phẩm trong giỏ hàng.
Hiển thị 25–28 của 28 kết quả
Buffer solution (glycine/sodium chloride/hydrogen chloride), traceable to SRM from NIST and PTB pH 1.00 (25°C) Certipur®
Buffer solution (di-sodium tetraborate)tracable to SRM from NIST and PTB pH 9.18 (25°C) Certipur
Buffer solution (boric acid/potassium chloride/sodium hydroxide solution), traceable to SRM from NIST and PTB pH 9.00 (25°C) Certipur®
Buffer solution (Potassium dihydrogen phosphate,di-sodium hydrogen phophate) traceable to SRM from NIST and PTB pH 6.86 (25°C) Certipur
