
TAPS CAS 29915-38-6
PRODUCT NAME: 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid (TAPS)
PRODUCT NAME: N-[Tris(hydroxymethyl)methyl]-3-aminopropanesulfonic acid (TAPS)
CAS: 29915-38-6
PURITY: 99%
APPEARANCE: White crystalline powder
USAGE: Zwitterion buffer, Biological buffer
SHELF TIME: 12 Months
Description
About TAPS CAS 29915-38-6
1. Capacity:
The average annual production capacity is about 30 tons, and the specific purity can be specified according to the requirements, ranging from CP (Chemically Pure) to AR (Analytical Reagent).
2. Properties:
The TAPS is white crystalline powder at room temperature.
● Placed in the air at room temperature, there will be volatile irritating odor.
● Soluble in water, H2O:1 Mat 20 °C, transparent, colorless.
3. Usages:
Used as Zwitterion buffer, Biological buffer.
tAPS details

Basic information
Name: | TAPS |
MF: | C7H17NO6S |
MW: | 243.28 |
CAS: | 29915-38-6 |

Appearance
White crystalline powder
Note:
Volatile irritating odor at room temperature

Packages
Normal package : 1kg/5kg/25kg/bag/drum;
Sample:
25g/50g/100g/bottle/bag

shippment
By sea(large number)
By express(sample/ small number)
By air(small number)
Product Quality Standard
Chemical properties of TAPS:
Melting point | 230-235 °C (dec.) |
density | 1.4290 (rough estimate) |
refractive index | 1.6370 (estimate) |
Fp | 110 °C |
storage temp. | Keep in dark place,Sealed in dry,Room Temperature |
solubility | H2O: 1 M at 20 °C, clear, colorless |
form | Solid |
pka | 8.55; pKa (37°): 8.1; pKa2 (25°): 8.28 |
color | White |
PH Range | 7.7 - 9.1 |
Odor | Odorless |
PH | 7.7-9.1 |
Water Solubility | Soluble |
Specification sheets:
Appearance (Color) | White |
Appearance (Form) | Crystalline Powder |
Solubility (Color) | Colorless |
Solubility (Turbidity) 25 g plus 50ml of water |
Clear |
Infrared spectrum | Conforms to Structure |
Water (by Karl Fischer) | < 1.0 % |
A290 UV absorbance (c = 33% w/w) |
< 0.02 |
Heavy Metals (As Lead) |
≤ 5 ppm |
Recommended Retest Period 5 years |
--------------------- |
Iron (Fe) | ≤1 ppm |
Purity (Titr. by NAOH) anhyd. | ≥ 99.5 % |
Advantages
1.Advantages of TAPS:
◎ High buffering capacity
In biochemical and molecular biology experiments, TAPS can effectively maintain the pH stability of the solution, thereby protecting experimental samples from the influence of pH changes.
◎ Wide applicability
TAPS is not only used as a component of the buffer for RNA samples but also in the preparation of chloroplast thin-layer samples for electron transfer and phosphorylation studies, as well as a background electrolyte for capillary zone electrophoresis in protein microanalysis. Additionally, it can protect oxygenated hemoglobin from being oxidized to methemoglobin during freeze-drying.
2. Advantages of our company:
◎ Advantage of quotation
⇒ Scale production to reduce costs:
We have a large-scale production line and advanced production equipment to achieve the large-scale production of TAPS. The large-scale production effectively reduces the production cost and enables us to offer more competitive quotations.
⇒ Strict quality control to improve product cost performance:
The combination of high quality products and reasonable prices improves the performance and price ratio of products, so that customers can enjoy quality services at the same time, but also get higher cost efficiency.
Products Usages
usages of TAPS CAS 29915-38-6
Pharmaceutical intermediates series products from Shandong Sparrow Chemical CO.,LTD
Zwitterion buffer
Zwitterion buffer is a special kind of buffer, its molecular structure has both positive and negative charges, so it is called zwitterion. This kind of buffer can maintain a relatively stable pH value in solution, and is inert to a variety of chemical reagents and enzymes, and is not easy to react with them.
TAPS, as a zwitterionic buffer, has a wide range of applications in several fields. The following are its main uses:
◎ Protein microanalysis
TAPS can be used as a background electrolyte in capillary zone electrophoresis to maintain the pH stability of the solution and reduce the aggregation and precipitation of proteins, thereby improving the separation efficiency and resolution.
◎ Studies on the interaction between metal ions and biomolecules
In research, TAPS can be used as buffers to help understand how metal ions interact with biomolecules.
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid](/uploads/42019/products/20250219141703b2dcc.png?size=500x0)
Biological buffer
Biological buffers are chemicals that are used primarily to stabilize the pH of a solution or liquid and prevent drastic changes in pH.
◎ Biosensors -Detection of target molecules
TAPS can cause changes in the electrical or optical properties of the sensor by interacting with the target molecules, so as to realize the detection and quantitative analysis of the target molecules. This property makes TAPS potentially useful in the field of biosensors.
◎ Pharmaceutical Industry -Preparation of drugs
In the process of drug preparation, TAPS acts as a buffer, which can control the pH value of the drug and ensure the stability and efficacy of the drug. This is important for improving the quality and efficacy of drugs.
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid TAPS 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid TAPS](/uploads/42019/products/20250219142628cd499.png?size=500x0)
Related Product Introduction
Welcome to Shandong Sparrow Chemical-- your reliable chemical raw material production base!
Shandong Sparrow Chemical, a leading company specializing in the production of high-quality chemical raw materials, is committed to providing customers with a series of innovative, efficient and environmentally friendly chemical raw material solutions to fully meet the needs of all industries.
We have a comprehensive product line of chemical raw materials ranging from basic chemicals to high-performance materials. Whether you need solvents, catalysts, plastic raw materials or other specialty chemicals, we can provide one-stop procurement services to make your procurement process more convenient and efficient.
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid TAPS 29915-38-6 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid TAPS 29915-38-6](/uploads/42019/products/20250219142712a5fe2.png?size=500x0)
Related Products:
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid 29915-38-6 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid 29915-38-6](/uploads/42019/products/202502191421456bb9f.png?size=600x0)
Product Name | CAS NO. |
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Usage:
Zwitterionic buffer has a wide range of applications and important application value. They can maintain the acid-base balance of the system under different conditions and provide a stable pH environment for biological research, in vitro diagnosis and other fields, thereby ensuring the accuracy and reliability of experimental results.
Product Name | CAS NO. |
2-(4-(2-Hydroxyethyl)piperazin-1-yl)ethanesulfonic acid | 7365-45-9 |
N,N-Bis(2-hydroxyethyl)glycine | 150-25-4 |
Phosphate buffered saline | ----- |
Tris(hydroxymethyl)aminomethane | 77-86-1 |
PIPES Piperazine-1,4-bisethanesulfonic acid | 5625-37-6 |
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid CAS 29915-38-6 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid CAS 29915-38-6](/uploads/42019/products/202502191424007792f.png?size=600x0)
Products Shipment
Shipment

01
International express
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid 99% 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid 99%](/uploads/42019/products/20250219142933da681.jpg?size=500x0)
02
By sea
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid TAPS 99% 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid TAPS 99%](/uploads/42019/products/20250219143018e36f1.png?size=500x0)
03
By air
![3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid 99% 29915-38-6 3-[Tris(hydroxymethyl)methylamino]-1-propanesulfonic acid 99% 29915-38-6](/uploads/42019/products/20250219143055212c9.png?size=500x0)
04
By railway
How to start order?
Contact information:
Melanie Yin
Phone: +8615662727073
Email: export012@sparrowchemical.com
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