Chromium accumulation in the renal cortex was found in two forms: the chromium-binding high molecular weight substance (HM-Cr, 65 000) and LM-Cr.

• 肾脏铬的蓄积则以高分子铬结合物(HM-Cr,65000道尔顿)和与尿铬相似的LM-Cr两种形式存在,主要蓄积在肾皮质。