Agar 琼脂
CAS 9002-18-0 MFCD00081288
信息真实价格透明
资金保障
专业采购外包团队在线服务
信息真实价格透明
资金保障
专业采购外包团队在线服务
品牌质保精细包装
现货库存
一流品牌服务
分类
- {SNA} Agars, All Solid Media/Agars, Base Ingredients for Media, Carbohydrates, Core Bioreagents, Gelling Agents, Media, Microbiology, Molecular Biology, Plant Biotechnology, Plant Tissue Culture, Research Essentials
- {SNA} Agars, All Solid Media/Agars, Base Ingredients for Media, Carbohydrates, Core Bioreagents, Gelling Agents, Media, Plant Biotechnology, Research Essentials, 分子生物学, 微生物学, 植物组织培养
- {SNA} Carbohydrates, Core Bioreagents, Research Essentials
产品应用
- 琼指可用作食品增稠剂、蚕丝上浆剂、缓泻剂,以及药品的胶粘剂、增稠剂和胶囊,还可作为细菌培养基、固定化酶载体、细菌的包理材料和电泳的介质。还可用于病毒,亚细胞粒子和大分子的过滤分离,以及血清抗原或抗体的观察。ADI(每日允许摄入量)不需要特殊规定。
相关文献及参考
- For gel preparation.
- Merck: 14,184
- For gel preparation.
安全信息
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
GHS Symbol
- P262 Do not get in eyes, on skin, or on clothing. 不要接触眼睛,皮肤或衣服。
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : 5800 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDRLI* Food & Drug Research Laboratories, Inc., Papers. (P.O. Box 107, Rt. 17C, Waverly, NY 14892-0107) Volume(issue)/page/year: 124,-,1976
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 16 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDRLI* Food & Drug Research Laboratories, Inc., Papers. (P.O. Box 107, Rt. 17C, Waverly, NY 14892-0107) Volume(issue)/page/year: 124,-,1976
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - hamster DOSE/DURATION : 6100 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDRLI* Food & Drug Research Laboratories, Inc., Papers. (P.O. Box 107, Rt. 17C, Waverly, NY 14892-0107) Volume(issue)/page/year: 124,-,1976
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 11 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FDRLI* Food & Drug Research Laboratories, Inc., Papers. (P.O. Box 107, Rt. 17C, Waverly, NY 14892-0107) Volume(issue)/page/year: 124,-,1976
其他信息
- 在沸水中极易分散成溶胶,在冷水中不溶,但能吸不膨胀成胶块状,溶胶液呈中性反应。食用时不被酶分解,所以几乎没有营养价值。琼脂易分散于热水,即使0.5%的低浓度也能形成坚实的凝胶。1%的琼脂溶胶在42℃固化,其凝胶即使在94℃也不融化,有很强的弹性。琼脂溶胶的凝固温度较高,一般在35℃即可变成凝胶。琼脂的吸水性和持水性高,干燥琼脂在冷水中浸泡时,徐徐吸水膨润软化,可以吸收20多倍的水。琼脂凝胶的耐热性较强。琼脂的耐酸性比明胶与淀粉强,但不如果胶