SDS-PAGE凝胶试剂盒

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库存信息

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货号 (SKU) 包装规格 是否现货 价格 数量
S665689-200gels
200-300gels 期货 Stock Image
S665689-40gels
40-60gels 现货 Stock Image

基本描述

英文名称 SDS-PAGE Gel Kit
储存温度 2-8°C储存
运输条件 冰袋运输
产品介绍

产品内容

S665689Component40-60gels 200-300gelsStorage
S665689A30%Acr-Bis (29:1)100 mL2×250 mL2-8℃
S665689BSDS-PAGE Separating Gel Buffer (4×)100 mL500 mL2-8℃
S665689CSDS-PAGE Stacking Gel Buffer (4×)50 mL250 mL2-8℃
S665689DAPS0.5 g2.5 g2-8℃
S665689ETEMED1 mL5 mL2-8℃

本产品所提供的APS(过硫酸铵)为固体粉末,使用前加入纯水溶解即配制成10%APS溶液(0.5 g APS加5 ml纯水、2.5 g APS加25 ml纯水),将溶液分装后置于-20℃保存,通常半年内有效。溶液在使用中可放置4℃保存两周。

产品简介

本产品包括SDS-PAGE凝胶制备所需全套试剂,只需自备纯水,即可制备高质量各  种浓度的变性PAGE凝胶,方便、快捷。本试剂盒在分离胶缓冲液和浓缩胶缓冲液中已   加入10%SDS,使用时不用另外加入。

注意事项

1. 10%APS配制后分装-20度保存。APS溶液不稳定,应尽量减少室温存放时间,每次取用后立即放回冰箱,以防失效;若发现凝胶聚合时间延长,应考虑更换使用

-20度保存的10%APS。

2. PAGE凝胶的凝聚速度与温度以及APS、TEMED的用量密切相关;在其它条件不变的情况下,可通过改变APS及TEMED的用量,控制PAGE凝胶的聚合速度,凝胶聚合过快不利于操作;附表中的APS及TEMED量可供参考,应根据实际操作情况做适当的调整。

3. 在凝胶配制过程中,尤其是液体混匀步骤,应尽量避免气泡的产生。

4. 在分离胶上层加纯水时要小心操作,加水时速度不能太快。

5. 丙烯酰胺具有神经毒性,操作时请穿着实验服并佩戴一次性手套。

6. 本产品仅用于科研,不能用于人体实验或人体治疗。

操作步骤

根据目的蛋白分子量大小选择合适的PAGE分离胶配制浓度,最佳胶浓度请参考附表1。  

I灌制分离胶(各试剂使用量请参考附表3)

1.参照凝胶模具说明书,装配好凝胶模具。

注:加入上层筛板有助于加样时保持填料与样品均匀接触,是否加入上层筛板可根据实际情况选择。

2. 将不同体积的30%Acr-Bis(29:1)、SDS-PAGE Separating Gel Buffer和纯水在小烧杯或试管中混合。

3. 加入10%APS和TEMED,轻轻搅拌使其混匀,避免产生气泡。

4. 在凝胶模具中灌入适量分离胶溶液(对于mini-gel,凝胶液加至约距前玻璃板顶端

1.5 cm或距梳齿约0.5 cm即可), 然后在分离胶溶液上轻轻覆盖一层1 cm的水层, 使凝胶表面保持平整。

5. 静置30-60分钟,待分离胶和水层之间出现一个清晰的界面后,表面凝胶已聚合。

II 灌制浓缩胶(各试剂使用量请参考附表2)

1. 去除覆盖在分离胶上的水层。

2. 将不同体积的30%Acr-Bis(29:1)、SDS-PAGE Stacking Gel Buffer和纯水在一个小烧杯或试管中混合。

3. 加入10%APS和TEMED,轻轻搅拌使其混匀,避免产生气泡。

4. 将浓缩胶溶液加至分离胶的上面,直至凝胶溶液到达前玻璃板的顶端。

5. 将梳子插入凝胶内,避免产生气泡。

6. 静置10~20分钟,等待浓缩胶聚合。

7. 待凝胶聚合后,小心地拔出梳子,以免破坏加样孔。

8. 进行常规电泳操作。

附表

附表1. SDS-PAGE分离胶的浓度与最佳分离范围


附表2. 配制5%SDS-PAGE浓缩胶


附表3. 配制SDS-PAGE分离胶


Product content

S665689Component40-60gels 200-300gelsStorage
S665689A30%Acr-Bis (29:1)100 mL2×250 mL2-8℃
S665689BSDS-PAGE Separating Gel Buffer (4×)100 mL500 mL2-8℃
S665689CSDS-PAGE Stacking Gel Buffer (4×)50 mL250 mL2-8℃
S665689DAPS0.5 g2.5 g2-8℃
S665689ETEMED1 mL5 mL2-8℃

The APS (Ammonium Persulfate) supplied with this product is a solid powder, which is dissolved in purified water before use to form a 10% APS solution (0.5 g APS plus 5 ml of purified water, 2.5 g APS plus 25 ml of purified water), and the solution is dispensed and placed at -20°C for storage, which is usually effective for six months. The solution can be placed in use and stored at 4°C for two weeks.

Products

This product includes a full set of reagents required for the preparation of SDS-PAGE gels, only need to prepare their own pure water, you can prepare high quality denaturing PAGE gels of various concentrations, convenient and fast. 10% SDS has been added to the separation buffer and concentration buffer, so there is no need to add SDS to the buffer. 

Caveat

1.10% APS is prepared and stored at -20 degrees C. APS solution is unstable and should be stored at room temperature for as little time as possible, and returned to the refrigerator immediately after each use to prevent failure; if the gel polymerization time is found to be prolonged, consideration should be given to replacing it.

-10% APS kept at 20 degrees.

2. The cohesion speed of PAGE gel is closely related to the temperature and the dosage of APS and TEMED; in the case of other conditions remain unchanged, the polymerization speed of PAGE gel can be controlled by changing the dosage of APS and TEMED, and the gel polymerization is too fast for operation; the amount of APS and TEMED in the attached table can be used for reference, and should be adjusted appropriately according to the actual operation.

3. During the gel preparation process, especially the liquid mixing step, the generation of air bubbles should be avoided as much as possible.

4. Be careful when adding pure water to the upper layer of the separation gel, and do not be too fast when adding water.

5. Acrylamide is neurotoxic, please wear lab coat and disposable gloves when handling.

6. This product is for scientific research only and cannot be used for human experimentation or human treatment.

Procedure

According to the molecular weight size of the target protein, select the appropriate concentration of PAGE separation gel preparation, the optimal gel concentration, please refer to Exhibit 1.  

I Infusion of separating gel (please refer to Exhibit 3 for the amount of each reagent used)

1. Refer to the gel mold instructions and assemble the gel mold.

Note: The addition of the upper sieve plate helps to maintain uniform contact between the filler and the sample when adding samples, and the addition of the upper sieve plate can be selected according to the actual situation.

2. Mix different volumes of 30% Acr-Bis (29:1), SDS-PAGE Separating Gel Buffer and pure water in a small beaker or test tube.

3. Add 10% APS and TEMED, stir gently to mix well and avoid air bubbles.

4. Fill the gel mold with the appropriate amount of separator gel solution (for mini-gel, add gel solution to about the top of the front glass plate).

(1.5 cm or about 0.5 cm from the comb teeth is sufficient), and then gently cover the separating gel solution with a 1 cm layer of water to keep the gel surface flat.

5. Let it stand for 30-60 minutes, after a clear interface appears between the separated gel and the water layer, the surface gel has been polymerized.

II Filling of concentrated gel (please refer to Exhibit 2 for the amount of each reagent used)

1. Remove the water layer covering the separator gel.

2. Mix different volumes of 30% Acr-Bis (29:1), SDS-PAGE Stacking Gel Buffer and pure water in a small beaker or test tube.

3. Add 10% APS and TEMED, stir gently to mix well and avoid air bubbles.

4. Add the concentrated gel solution to the top of the separation gel until the gel solution reaches the top of the front glass plate.

5. Insert the comb into the gel to avoid air bubbles.

6. Let it stand for 10~20 minutes and wait for the concentrated gel to polymerize.

7. After the gel has polymerized, carefully pull out the comb so as not to damage the spiking hole.

8. Perform routine electrophoresis operations.

Schedules

Exhibit 1. Concentration and optimal separation range of SDS-PAGE separation gel

SDS-PAGE separation gel concentration

Optimal separation range

6% glue

50-150 kD

8% glue

30-90 kD

10% glue

20-80 kD

12% glue

12-60 kD

15% glue

10-40 kD

Schedule 2. Preparation of 5% SDS-PAGE gel concentrate

Gel volume

Required volume of each component (unit: ml)

 

 

pure water

 

30%Acr-Bis(29:1)

SDS-PAGE Stacking

Gel Buffer(4×)

 

10%APS

 

TEMED

2ml

1.14

0.34

0.5

0.02

0.002

4ml

2.28

0.68

1

0.04

0.004

6ml

3.42

1.02

1.5

0.06

0.006

 

8ml

 

4.56

 

1.36

 

2.0

 

0.08

 

0.008

Schedule 3. Preparation of SDS-PAGE Separation Gel

Separation gel concentration

 

Gel volume

Required volume of each component (unit: ml)

 

 

 

pure water

 

30%Acr-Bis(29:1)

SDS-PAGE Separating Gel Buffer(4×)

 

10%APS

 

TEMED

 

 

6%

5ml

2.75

1.0

1.25

0.05

0.004

 

10ml

5.5

2.0

2.5

0.1

0.008

 

15ml

8.25

3.0

3.75

0.15

0.012

 

20ml

11

4.0

5

0.2

0.016

 

 

8%

5ml

2.42

1.33

1.25

0.05

0.003

 

10ml

4.8

2.7

2.5

0.1

0.006

 

15ml

7.25

4.0

3.75

0.15

0.009

 

20ml

9.7

5.3

5

0.2

0.012

 

 

10%

5ml

2.08

1.67

1.25

0.05

0.002

 

10ml

4.17

3.33

2.5

0.1

0.004

 

15ml

6.25

5.0

3.75

0.15

0.006

 

20ml

8.3

6.7

5

0.2

0.008

 

 

12%

5ml

1.75

2.0

1.25

0.05

0.002

 

10ml

3.5

4.0

2.5

0.1

0.004

 

15ml

5.25

6.0

3.75

0.15

0.006

 

20ml

7.0

8.0

5

0.2

0.008

 

 

15%

5ml

1.25

2.5

1.25

0.05

0.002

 

10ml

2.5

5.0

2.5

0.1

0.004

 

15ml

3.75

7.5

3.75

0.15

0.006

 

20ml

5

10.0

5

0.2

0.008

AI解读

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技术规格说明书

Physicochemical Property pass
Performance Pass
Appearance(S665689A) Liquid
Appearance(S665689B) Liquid
Appearance(S665689C) Liquid
Appearance(S665689D) solid
Appearance(S665689E) Liquid

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