一般商品有结晶、水悬浮液(4℃时稳定)、甘油乙醇溶液(4℃数月后可有微量浑浊)、冷冻干燥品(4℃,六个月后无活力降低现象)及干燥粉末。活力范围pH4~9,最适pH6.8,最适温度40℃。含有0. 5%麝香草酚及30%甘油的结晶水悬液,0~4℃可稳定一年以上。
常用诊断用酶。配合偶联反应,测定葡萄糖等。食物防腐、分解过氧化氢。生化试剂。
lg/瓶,密封O℃保存。
中文名 | 过氧化氢酶 |
英文名 | Catalase From Micrococcus Lysodeikticus |
别名 | 接触酶 过氧化氢酶 过氧化氢酶制剂 过氧化氢酶(已过滤) 过氧化氢酶(悬浮液) 过氧化氢酶(冻干粉) 自溶血性链球菌分离的过氧化氢酶 CATALASE 来源于人类红细胞 CATALASEFROMBOVINELIVER品牌 |
英文别名 | Catalase equilase Fungal catalase Catalase-Agarose Catalase-peroxidase H2O2 oxidoreductase Catalase (bovine liver) catalase from dog liver catalse from bovine liver catalase from bison liver catalase from mouse liver Catalase Aspergillus niger catalase from bovine liver Catalase from microorganisms Catalase, Human Erythrocytes Catalase from A. niger, lyophil. catalase from human erythrocytes Catalase Micrococcus lysodeikticus Catalase from bovine liver, lyophil. Catalase From Micrococcus Lysodeikticus Catalase from Corynebacterium glutamicum catalase F. bov. liv.,cryst.susp. in H2O |
CAS | 9001-05-2 |
EINECS | 232-577-1 |
化学式 | C9H10O3 |
分子量 | 166.1739 |
密度 | 1.06g/mLat 20°C |
闪点 | 41°C |
水溶性 | 125g/L at 25℃ |
蒸汽压 | 0Pa at 25℃ |
溶解度 | 能溶于水和稀缓冲液,不溶于有机溶剂。用温水可溶。 |
存储条件 | -20°C |
稳定性 | 空气和湿度敏感。与强氧化剂不相容。冷藏。 |
敏感性 | Hygroscopic |
外观 | 悬挂 |
颜色 | deep brown |
Merck | 13,1910 |
物化性质 | 近乎白色至浅棕黄色的无定形粉末或液体。分子量约24万。溶于水,水溶液一般呈浅棕黄色至棕色,几乎不溶于乙醇、氯仿和乙醚。最适pH值7.0,在稀酸中作用受阻。最适温度0~10℃,温度过高或过氧化氢浓度过大均能破坏其活性。1分子的过氧化氢酶在1min内约可使500万个过氧化氢分子破坏。主要作用原理为:由肝脏所得者的最适pH值为7.0左右,在5.3~8.0之间活性都很高,5.0以下则很快下降。由黑曲菌所得者pH值在2~7之间均很活跃,而由小球菌制得者的最适pH值为7~9。天然品存在于好气性微生物、哺乳动物的红血球、肝脏(极丰富)等中。 |
MDL号 | MFCD00081483 |
风险术语 | 10 - 易燃。 |
安全术语 | S23 - 切勿吸入蒸汽。 S24/25 - 避免与皮肤和眼睛接触。 S22 - 切勿吸入粉尘。 |
危险品运输编号 | UN 1993 3/PG 3 |
WGK Germany | 1 |
RTECS | FI4378000 |
FLUKA BRAND F CODES | 10-21 |
TSCA | Yes |
海关编号 | 35079090 |
上游原料 | 1,4-二氧六环 硫酸铵 |
下游产品 | 葡萄糖酸内酯 |
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一般商品有结晶、水悬浮液(4℃时稳定)、甘油乙醇溶液(4℃数月后可有微量浑浊)、冷冻干燥品(4℃,六个月后无活力降低现象)及干燥粉末。活力范围pH4~9,最适pH6.8,最适温度40℃。含有0. 5%麝香草酚及30%甘油的结晶水悬液,0~4℃可稳定一年以上。
常用诊断用酶。配合偶联反应,测定葡萄糖等。食物防腐、分解过氧化氢。生化试剂。
lg/瓶,密封O℃保存。
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