APSC聚甲基丙烯酸甲酯标准品 Polymethyl Methacrylate
美国聚合物标准品公司(以下简称APSC)是一家专业从事聚合物分子量分布分析的独立合同实验室，在诸如尼龙，聚氨酯，聚乙烯，聚丙烯，共聚物等各种材料的分子量测定方面具有丰富的经验。自1983年起，APSC开始提供多种聚合物分子量标准品，适用于仪器校准，使用凝胶渗透色谱/尺寸排阻色谱(GPC/SEC)，多角激光光散射(MALLS) 或气相渗透压法(VPO)等方法进行分子量测定。除了标准品外，APSC还提供聚合物样品的分析服务，检测方法的定制开发以及GPC分离柱产品。
产品信息
APSC 聚甲基丙烯酸甲酯分子量标准品(Polymethyl Methacrylate，PMMA)
化学名: Polymethyl Methacrylate
其它名称：聚(甲基丙烯酸甲酯), POLY(METHYL METHACRYLATE)
化学文摘登记号：9011-14-7
EC NO.:201-297-1
分子式: [CH2C(CH3)(CO2CH3)]n
聚甲基丙烯酸甲酯，以丙烯酸及其酯类聚合所得到的聚合物统称丙烯酸类树酯，相应的塑料统称聚丙烯酸类塑料，其中以聚甲基丙烯酯甲酯应用广泛。聚甲基丙烯酸甲酯缩写代号为PMMA，俗称有机玻璃，是迄今为止合成透明材料中质地优异，价格又比较适宜的品种。
用途：聚甲基丙烯酸甲酯分子量标准品是一种有机凝胶色谱标准品，用于聚甲基丙烯酸甲酯分子量分布分析。
APSC聚甲基丙烯酸甲酯标准品 Polymethyl Methacrylate 产品列
窄分子量分布
| 货号 | Mp | Mw | Mn | IV* (dl/gm) | 包装 |
| PMMA550 | 550 | 640 | 520 | 0.011 | 250mg |
| PMMA850 | 860 | 1,050 | 755 | 0.016 | 250mg |
| PMMA2K | 2,000 | 2,050 | 1,890 | 0.045 | 250mg |
| PMMA3K | 2,825 | 2,950 | 2,525 | 0.049 | 250mg |
| PMMA5K | 4,900 | 5,100 | 4,600 | 0.052 | 250mg |
| PMMA7K | 6,850 | 6,400 | 5,800 | 0.059 | 250mg |
| PMMA11K | 11,800 | 12,000 | 10,600 | 0.076 | 250mg |
| PMMA21K | 20,850 | 20,300 | 17,000 | 0.122 | 250mg |
| PMMA35K | 35,000 | 35,300 | 34,000 | 0.14 | 250mg |
| PMMA45K | 46,300 | 45,300 | 40,700 | 0.198 | 250mg |
| PMMA50K | 51,000 | 51,800 | 49,900 | 0.202 | 250mg |
| PMMA70K | 72,000 | 73,000 | 71,250 | 0.268 | 250mg |
| PMMA85K | 87,800 | 85,450 | 74,300 | 0.309 | 250mg |
| PMMA90K | 90,000 | 90,400 | 88,500 | 0.346 | 250mg |
| PMMA121K | 122,000 | 121,000 | 199,000 | 0.347 | 250mg |
| PMMA214K | 211,000 | 214,000 | 210,000 | 0.552 | 250mg |
| PMMA255K | 240,000 | 255,000 | 221,700 | 0.699 | 250mg |
| PMMA310K | 300,000 | 315,000 | 295,000 | 0.78 | 250mg |
| PMMA320K | 322,000 | 340,000 | 297,000 | 0.814 | 250mg |
| PMMA410K | 385,000 | 410,400 | 360,000 | 0.923 | 250mg |
| PMMA500K | 480,300 | 508,000 | 450,000 | 1.08 | 250mg |
| PMMA615K | 600,000 | 620,000 | 595,000 | 1.255 | 250mg |
| PMMA680K | 670,000 | 758,000 | 635,000 | 1.35 | 250mg |
| PMMA870K | 845,000 | 885,000 | 805,000 | 1.59 | 250mg |
| PMMA1000K | 1,100,000 | 1,000,000 | 930,000 | 1.736 | 250mg |
| PMMA2100K | 2,100,000 | 2,200,000 | 1,700,000 | 2.95 | 250mg |
宽分子量分布
| 货号 | Mw | Mn | IV* (dl/gm) | 包装 |
| PMMA6000K | 6,100,000 | 2,285,000 | 6.123 | 1.0g |
| PMMA4400K | 4,450,000 | 2,230,000 | 4.491 | 1.0g |
| PMMA1400K | 1,425,000 | 500,000 | 1.765 | 1.0g |
| PMMA600K | 570,000 | 265,000 | 1.162 | 1.0g |
| PMMA510K | 513,000 | 203,000 | 1.054 | 1.0g |
| PMMA400K | 415,000 | 201,000 | 0.92 | 1.0g |
| PMMA200K | 227,000 | 110,000 | 0.619 | 1.0g |
| PMMA150K | 157,200 | 83,700 | 0.409 | 1.0g |
| PMMA120K | 122,000 | 67,500 | 0.36 | 1.0g |
| PMMA100K | 91,000 | 52,000 | 0.307 | 1.0g |
| PMMA76K | 75,580 | 48,000 | 0.269 | 1.0g |
| PMMA65K | 65,150 | 43,150 | 0.242 | 1.0g |
| PMMA36K | 35,300 | 21,000 | 0.158 | 1.0g |
| PMMA17K | 17,600 | 9,650 | 0.087 | 1.0g |
聚甲基丙烯酸甲酯标准品套装
| 货号 | 套装组成 | 包装 |
| PMMALOWKIT | PMMA550 – PMMA90K | 各250mg |
| PMMAMHKIT | PMMA121K – PMMA2100K | 各250mg |
| PMMABRKIT | PMMA17K – PMMA6000K | 各1.0g |
IV* – Intrinsic Viscosity in THF at30°C
Mark-Houwink Parameters: a = 0.69; K = 0.000128