D-海藻糖,二水 [6138-23-4]
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英文名:D-(+)-Trehalose dihydrate
- 别名:D(+)-海藻糖
- CAS号:6138-23-4 分子式:C12H22O11·2H2O 分子量:378.3
P146638-100g D-海藻糖,二水 [6138-23-4] 99% 100g 96.00 促销价:60.48
P146639-25g D-海藻糖,二水 [6138-23-4] 99% 25g 46.00 促销价:28.98
P146637-500g D-海藻糖,二水 [6138-23-4] for cell culture, for insect cell culture, ≥99% 500g 5775.00
P146636-100g D-海藻糖,二水 [6138-23-4] for cell culture, for insect cell culture, ≥99% 100g 1980.00
P146634-100g D-海藻糖,二水 [6138-23-4] for plant cell culture, ≥99% 100g 2280.00
P146630-250mg D-海藻糖,二水 [6138-23-4] 分析标准品 250mg 295.00
订货编号 | 商品名称 | 规格 | 包装 | 单价 | 促销价 | 会员价 | 数量 |
P146637-500g | D-海藻糖,二水 [6138-23-4] | 99% | 500g | 163.00 | 102.69 | 登录可见 |
P146637-500g D-海藻糖,二水 [6138-23-4] 99% 500g 163.00 促销价:102.69
|
P146638-100g | D-海藻糖,二水 [6138-23-4] | 99% | 100g | 96.00 | 60.48 | 登录可见 |
P146638-100g D-海藻糖,二水 [6138-23-4] 99% 100g 96.00 促销价:60.48
|
P146639-25g | D-海藻糖,二水 [6138-23-4] | 99% | 25g | 46.00 | 28.98 | 登录可见 |
P146639-25g D-海藻糖,二水 [6138-23-4] 99% 25g 46.00 促销价:28.98
|
P146637-500g | D-海藻糖,二水 [6138-23-4] | for cell culture, for insect cell culture, ≥99% | 500g | 5775.00 | 5775.00 | 登录可见 |
P146637-500g D-海藻糖,二水 [6138-23-4] for cell culture, for insect cell culture, ≥99% 500g 5775.00
|
P146636-100g | D-海藻糖,二水 [6138-23-4] | for cell culture, for insect cell culture, ≥99% | 100g | 1980.00 | 1980.00 | 登录可见 |
P146636-100g D-海藻糖,二水 [6138-23-4] for cell culture, for insect cell culture, ≥99% 100g 1980.00
|
P146634-100g | D-海藻糖,二水 [6138-23-4] | for plant cell culture, ≥99% | 100g | 2280.00 | 2280.00 | 登录可见 |
P146634-100g D-海藻糖,二水 [6138-23-4] for plant cell culture, ≥99% 100g 2280.00
|
P146630-250mg | D-海藻糖,二水 [6138-23-4] | 分析标准品 | 250mg | 295.00 | 295.00 | 登录可见 |
P146630-250mg D-海藻糖,二水 [6138-23-4] 分析标准品 250mg 295.00
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化学性质
质量标准
外观Appearance 白色至类白色结晶性粉末
红外光谱测定Infrared spectrometry 和对照匹配
纯度Purity >99.0% (GC)
比旋光度Specific rotation [a]20/D +178.0 - +183.0 °C(C=7, 水)
重金属Heavy metals (as Pb) <10 ppm
水分Water 8.52-10.52 %(K.F.)
硫酸盐Sulfated ash <0.1 %
10%水溶液Appearance(10% aq. soln.) 无色透明
品级Grade 细胞和昆虫细胞培养级
(for cell culture, for insect cell culture, ≥99%)
外观Appearance White Powder
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity(HPLC) ≥99.0%
水溶解试验solubility in water clear colorless ,50mg/ml of water
干燥损失loss on drying ≤10.0%
比旋光度Specific rotation [α]20/D +174.0 ~ +183.0 °C(C=7, 水)
细胞培养测试cell culture test pass
昆虫细胞培养测试insect cell test pass 品级Grade 植物细胞培养级
(for plant cell culture, ≥99%)
外观Appearance White Powder
红外光谱鉴别Infrared spectrometry Conforms to Structure
纯度Purity(HPLC) ≥99.0%
水溶解试验solubility in water clear colorless ,50mg/ml of water
干燥损失loss on drying ≤10.0%
水分Water (by Karl Fischer) ≤10%
比旋光度Specific rotation [α]20/D +174.0 ~ +183.0 °C(C=7, 水)
植物细胞培养测试plant cell culture test pass
危险性质
用途及存储
海藻糖具有稳定生物膜(细胞膜)和蛋白质结构及抗干燥的作用,为其应用展示了广阔的前景。海藻糖应用于生物制品保护。另外,海藻糖具有抑制骨胶原分解的作用,因而可用于改善骨质疏松症[!"]。海藻糖还可用来保存研究用生物制品,如基因工程的酶类及其它酶类、细胞膜、抗体、抗原、细胞器等,食品加工,精细化工等.