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元素符号Cr，原子序数24。银白色金属。有毒! 质硬，抗腐蚀。是重要的合金元素。主要存在于铁铬矿中。制法：由氧化铬用铝还原或电解铬铵矾、铬酸而得。用途：用于制不锈钢、合金、电镀铬，作催化剂，还用于纺织工业，以及飞机制造业等。铬Cr的同位素通常有铬Cr-50，铬Cr-52，铬Cr-53，铬Cr-54。
铬Cr同位素产品介绍
| Nominal mass | Accurate mass | % Natural abundance | Chemical form | Enrichment available % |
| 50 Cr | 49.9460464 (17) | 4.345 (13) | metal, oxide, sulphate | 90 - 99+ |
| 52 Cr | 51.9405098 (17) | 83.789 (18) | Metal | 99+ |
| 53 Cr | 52.9406513 (17) | 9.501 (17) | oxide | 97+ |
| 54 Cr | 53.9388825 (17) | 2.365 (7) | oxide | 93 - 94+ |
Several Chromium Isotopes are used for medical applications. Cr-50 is used for the production of the radioisotope Cr-51 which is used for measuring blood volume and red blood cell survival. Cr-53 and Cr-54 are used for the study of chromium metabolism and studies into (adult) diabetes.
武汉易司拓普科技有限公司能提供丰度99.9%以及更高丰度范围内各种纯度规格的铬Cr-50，铬Cr-52，铬Cr-53，铬Cr-54产品。
