牛血纤维蛋白原

牛血纤维蛋白原/血浆凝固因子/Fibrinogen from bovine plasma BR，65-85% 100毫克 sigma 9001-32-5 保存：-20℃
  1克 sigma 
  5克 sigma 
中文名称： 牛血纤维蛋白原     
其他中文名称： 血浆凝固因子     
英文名称： Fibrinogen from bovine plasma     
牛血纤维蛋白原产品规格： BR，98%     
包装： 100毫克/1克/5克    
CAS号：9001-32-5     
级别：BR    
Protein Purity (by agarose electrophoresis)：≥ 98.0%    
Protein(Kjeldahl-anhydrous)：>70.0%    
Clottable Protein：≥ 75.0%    
pH (at 250C)：6.5～7.2    
Moisture：≤ 10.0%    
Ash：≤ 30.0%    
Solubility (4% w/v in DI H20)：Soluble    
性状：白色纤维块状或粉末。我们的产品最终是在20mM 枸橼酸 /100mM氯化钠 的缓冲里生产出来的白色粉末。因此在冻干的产品里含有2个微量盐。这些足以帮助溶解    
用途：生化研究。可用于链激酶(SK)、尿激酶(UK)、组织血纤溶酶原激活剂(tPA)、单链尿激酶型血纤溶酶原激活剂(SCUPA)等粗略效价（溶圈法）测定。    
保存：-20℃    
含量为99.98%～100.02%。
保质期：三年以内
牛血纤维蛋白原运输形式：快递、邮政、汽运、空运等运输
健康危害：吞咽有害。造成皮肤刺激。造成严重眼刺激。可能引起呼吸道刺激。
侵入途径：经口、经皮、吸入
急救措施：
1）皮肤接触：立即脱去污染的衣着，用大量流动清水冲洗 20～30 分钟。如有不适感，就医。
2）眼睛接触：立即提起眼睑，用大量流动清水或生理盐水彻底冲洗10～15分钟。如有不适感，就医。
3）吸入：迅速脱离现场至空气新鲜处。保持呼吸道通畅。如呼吸困难，给输氧。呼吸、心跳停止，立即进行心肺复苏术。
就医。
4）食入：饮水，禁止催吐。如有不适感，就医。
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为了达到准确的实验结果，取用试剂时应遵守以下规则，以保证试剂不受污染和不变质：
(1)试剂不能与手接触。
(2)要用洁净的药勺，量筒或滴管取用试剂，绝对不准用同一种工具同时连续取用多种试剂。取完一种试剂后，应将工具洗净（药勺要擦干）后，方可取用另一种试剂。
(3)试剂取用后一定要将瓶塞盖紧，不可放错瓶盖和滴管，绝不允许张冠李戴，用完后将瓶放回原处。
(4)已取出的试剂不能再放回原试剂瓶内。
另外取用牛血纤维蛋白原时应本着节约精神，尽可能少用，这样既便于操作和仔细观察现象，又能得到较好的实验结果。