*应用*

·样品分离

·微生物研究

·水溶液过滤

用于核酸和蛋白分析的硝酸纤维素膜*

1975年，E．M．Southern发明了从琼脂胶转移DNA到一张硝酸纤维素的技术。这个

技术以它的发明者命名为Southern Blotting随后，蛋白和RNA转移的技术也发展起

来了。与层析技术相关的是需要相当数量的高质量的色谱纸，3MM纸已经成为全世

界首选的层析纸。

·参数Typical Data - Cellulose Nitrate Membranes硝酸纤维滤膜

Cellulose Nitrate

Thickness

105 to 140µm

Burst strength

> 2 psi

Weight

3.6 to 5.5 mg/cm2

Maximum service temperature

80ºC

Porosity

66 to 84%

Steam autoclavable

Yes

Hydrophilic

Yes

Typical Applications - Cellulose Nitrate Membranes

Field of application应用领域

Pore size (µm)孔径尺寸

General常规参数

Microfiltration

0.1

Ultracleaning

0.1

Sterilizing

0.2

Bulk bacterial removal

0.45

Analytical precipitates

0.65

Clarifying filtration

1

Particle removal

5

Water microbiology and analysis水体微生物分析

Bacterial colony count

0.45 (gridded) - SeeMixed Cellulose Estermembranes

Sediment analysis

0.45

Suspended particles

5

Air pollution monitoring空气污染监测

Asbestos monitoring (NIOSH)

0.8

Food and beverage QC食品和饮料QC

E. coli and Coliforms

0.45 (gridded) - SeeMixed Cellulose Estermembranes

Total bacteria count

0.2

Tissue culture

Mycoplasma removal

0.1

Sterile filtration

0.2

Ordering Information订货信息- Cellulose Nitrate Membranes硝酸纤维滤纸

Catalog Number

Description

0.1 μm Pore Size

7181-002

Cellulose nitrate circles, plain, 0.1 µm 25 mm 100/pk

7181-004

Cellulose nitrate circles, plain, 0.1 µm 47 mm 100/pk

10402014

Cellulose nitrate circles, plain, 0.1 µm 50 mm 100/pk

0.2 µm Pore Size

7182-001

Cellulose nitrate circles, plain, 0.2 µm 13 mm 100/pk

7182-002

Cellulose nitrate circles, plain, 0.2 µm 25 mm 100/pk

7182-004

Cellulose nitrate circles, plain, 0.2 µm 47 mm 100/pk

10401314

Cellulose nitrate circles, plain, 0.2 µm, 50 mm 100/pk

7182-009

Cellulose nitrate circles, plain, 0.2 µm 90 mm 25/pk

7182-014

Cellulose nitrate circles, plain, 0.2 µm 142 mm 25/pk

0.45 µm Pore Size

7184-001

Cellulose nitrate circles, plain, 0.45 µm 13 mm 100/pk

7184-002

Cellulose nitrate circles, plain, 0.45 µm 25 mm 100/pk

7184-004

Cellulose nitrate circles, plain, 0.45 µm 47 mm 100/pk

10401170

Cellulose nitrate circles, plain, sterile, 0.45 µm 47 mm 100/pk

10401114

Cellulose nitrate circles, plain, 0.45 µm, 50 mm 100/pk

7184-009

Cellulose nitrate circles, plain, 0.45 µm 90 mm 25/pk

10401121

Cellulose nitrate circles, plain, 0.45 µm, 100 mm 50/pk

10401126

Cellulose nitrate circles, plain, 0.45 µm, 110 mm 50/pk

7184-014

Cellulose nitrate circles, plain, 0.45 µm 142 mm 25/pk

7184-029

Cellulose nitrate circles, plain, 0.45 µm 293 mm 25/pk

0.65 µm Pore Size

7186-004

Cellulose nitrate circles, plain, 0.65 µm 47 mm 100/pk

0.8 µm Pore Size

7188-002

Cellulose nitrate circles, plain, 0.8 µm 25 mm 100/pk

7188-003

Cellulose nitrate circles, plain, 0.8 µm 37 mm 100/pk

7188-004

Cellulose nitrate circles, plain, 0.8 µm 47 mm 100/pk

7188-009

Cellulose nitrate circles, plain, 0.8 µm 90 mm 25/pk

1 µm Pore Size

7190-002

Cellulose nitrate circles, plain, 1 µm 25 mm 100/pk

7190-004

Cellulose nitrate circles, plain, 1 µm 47 mm 100/pk

1.2 µm Pore Size

7191-005

Cellulose nitrate circles, plain, 1.2 µm 50 mm 100/pk

7191-014

Cellulose nitrate circles, plain, 1.2 µm 142 mm 25/pk

3 µm Pore Size

7193-002

Cellulose nitrate circles, plain, 3 µm 25 mm 100/pk

7193-004

Cellulose nitrate circles, plain, 3 µm 47 mm 100/pk

5 µm Pore Size

7195-002

Cellulose nitrate circles, plain, 5 µm 25 mm 100/pk

7195-004

Cellulose nitrate circles, plain, 5 µm 47 mm 100/pk

10400214

Cellulose nitrate circles, plain, 5 µm, 50 mm 100/pk

7195-009

Cellulose nitrate circles, plain, 5 µm 90 mm 25/pk

8 μm Pore Size

10400106

Cellulose nitrate circles, plain, 8 µm, 25 mm 100/pk

10400112

Cellulose nitrate circles, plain, 8 µm, 47 mm 100/pk

10400114

Cellulose nitrate circles, plain, 8 µm, 50 mm 100/pk

10405079

Cellulose nitrate circles, plain, with hydrophobic rim, 8 µm 50 mm 100/pk

12 µm Pore Size

10400012

Cellulose nitrate circles, plain, 12 µm, 47 mm 100/pk