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TSKgel Alpha column

极性有机溶剂相色谱柱 TSKgel Alpha

TSKgel Alpha 是一种基材为亲水性甲基丙烯酸酯的尺寸排阻色谱柱，主要用于分析可溶于极性有机溶剂的聚合物，例如纤维素衍生物、聚酰亚胺、十二烷基硫酸钠（含有10 mmol/L LiBr的 DMF溶剂），清洁凝胶（甲醇溶剂）、以及聚乙烯醇的皂化度（HFIP溶剂）等。图1是TSKgel Alpha 色谱柱的校准曲线。

图 1: TSKgel Alpha 色谱柱的校准曲线

与TSKgel PW 系列色谱柱不同的是，Alpha色谱柱可在100%极性有机溶剂流动相中使用。图2显示了此款色谱柱可以使用的溶剂

图 2: TSKgel Alpha-3000 色谱柱与有机溶剂的相容性

TSKgel Alpha-M 混合床柱
混合床柱TSKgel Alpha-M 的校准曲线直线范围广，适合用来分析分子量未知的聚合物样品或分子量分布比较宽的样品。

相关资料 :

• 产品目录

• Alpha色谱柱使用条件及质量标准（OCS）

Base Material:	hydrophilic methacylate
Particle Size (mean):	7 µm
Pore size (mean):	2.5 nm
Exclusion Limit (Polyethylene oxide - Water):	5,000 Da
Exclusion Limit (Polystyrene - THF):	10,000 Da
Shipping Solvent	water
Max. Pressure Drop:	4 MPa

P/N	Description	Particle size	Housing material	ID (mm)	Length (cm)
0018339	TSKgel Alpha-2500	7 µm	Stainless Steel	7.8	30
0018345	Guard Column for P/N 0018339	13 µm	Stainless Steel	6	4

Base Material:	hydrophilic methacylate
Particle Size (mean):	7 µm
Pore size (mean):	15 nm
Exclusion Limit (Polyethylene oxide - water):	90,000 Da
Exclusion Limit (Polystyrene - THF):	100,000 Da
Shipping Solvent	water
Max. Pressure Drop:	4 MPa

P/N	Description	Particle size	Housing material	ID (mm)	Length (cm)
0018340	TSKgel Alpha-3000	7 µm	Stainless Steel	7.8	30
0018345	Guard Column for P/N 0018340	13 µm	Stainless Steel	6	4

Base Material:	hydrophilic methacylate
Particle Size (mean):	10 µm
Pore size (mean):	45 nm
Exclusion Limit (Polyethylene oxide - water):	400,000 Da
Exclusion Limit (Polystyrene - THF):	1 million Da
Shipping Solvent	water
Max. Pressure Drop:	3 MPa

P/N	Description	Particle size	Housing material	ID (mm)	Length (cm)
0018341	TSKgel Alpha-4000	10 µm	Stainless Steel	7.8	30
0018345	Guard Column for P/N 0018341	13 µm	Stainless Steel	6	4

Base Material:	hydrophilic methacylate
Particle Size (mean):	10 µm
Pore size (mean):	100 nm
Exclusion Limit (Polyethylene oxide - water):	1 million Da
Exclusion Limit (Polystyrene - THF):	7 million Da
Shipping Solvent	water
Max. Pressure Drop:	3 MPa

P/N	Description	Particle size	Housing material	ID (mm)	Length (cm)
0018342	TSKgel Alpha-5000	10 µm	Stainless Steel	7.8	30
0018345	Guard column for P/N 0018342	13 µm	Stainless Steel	6	4

Base Material:	hydrophilic methacylate
Particle Size (mean):	13 µm
Pore size (mean):	ND
Exclusion Limit (Polyethylene oxide - water):	> 10⁷ Da
Exclusion Limit (Polystyrene - THF):	> 10⁷ Da
Shipping Solvent	water
Max. Pressure Drop:	2 MPa

P/N	Description	Particle size	Housing material	ID (mm)	Length (cm)
0018343	TSKgel Alpha-6000	13 µm	Stainless Steel	7.8	30
0018345	Guard Column for P/N 0018343	13 µm	Stainless Steel	6	4

Base Material:	hydrophilic methacylate
Particle Size (mean):	13 µm
Exclusion Limit (Polyethylene oxide - water):	> 10⁷ Da
Exclusion Limit (Polystyrene - THF):	> 10⁷ Da
Shipping Solvent	water
Max. Pressure Drop:	2 MPa

P/N	Description	Particle size	Housing material	ID (mm)	Length (cm)
0018344	TSKgel Alpha-M	13 µm	Stainless Steel	7.8	30
0018345	Guard Column for P/N 0018344	13 µm	Stainless Steel	6	4