Desalting Resin is a crosslinked dextran gel (Sephadex G-25*) which is used to desalt crosslinked or biotinylated proteins, labeled antibody, or perform buffer exchanges.The bead size is 100-300 μm and 1 gram swells to 4-6 mL gel.The fractionation range for globular proteins is 1,000 - 5,000 MW and for dextrans is 100 - 5,000 MW._{*Sephadex is a registered trademark of GE Healthcare.}

UltraPure MALDI矩阵ProteoChem生产超纯基质辅助激光解吸电离质谱（MALDI-MS）基质产品。ProteoChem的UltraPure MALDI-MS基质通过一种专有方法进行纯化，该方法旨在通过去除可能干扰质谱分析的污染物来产生具有更高灵敏度，更高分辨率和更高信噪比的MALDI质谱图。ProteoChem的MALDI矩阵专用于分析蛋白质和多肽。ProteoChem的MALDI基质具有市场上最高的纯度。这些产品通常在98-100％的高范围内。