Second hand preparation liquid chromatography LC

Waters1515 is a high-performance liquid chromatography pump produced by Waters Corporation, which has the following introduction and performance parameters:

1515 equal strength HPLC pump:

Integrated high-pressure binary pump with onboard pulse damping and efficient mixing function.

Suitable for analytical to semi preparative flow rates, no pulse solvent flow, and works well with high-sensitivity detectors.

Specially designed for 2 to 4.6mm I.D. analytical columns, with a flow rate range of 0.00 to 10.00mL/min and increments of 0.01mL.

Other features include a 1500 series analytical column head temperature range of 20 to 60 ° C, an integral vacuum degassing device, automatic seal cleaning, and a manual sampler.

Waters1515GPC gel chromatograph:

It can measure the average molecular weight, molecular weight distribution, and molecular weight distribution width of high polymers.

Suitable for various polymer samples, such as polystyrene, polybutylene, polyphenylene, etc.

The technical parameters include a dual plunger parallel compensation reciprocating pump, with a maximum pressure of 410 bar (6000 psi), a flow rate range of 0.001 to 10.0 mL/min, a flow rate accuracy of ± 1.0%, and a flow rate accuracy of ≤ 0.1% RSD.

Key Features:

The Waters chromatographic pump does not require peak calibration and has the highest flow rate accuracy in the industry, ensuring high reproducibility and reliability of molecular weight distribution results.

Configuration list:

Including 1515 pump, Rheodyne7725 sampler, 2414 differential refractive index detector, column temperature box, Breeze2 Chinese version chromatography software, online filter, etc.

Technical Specifications:

Working mode: Double plunger parallel compensation reciprocating pump, using non-circular gear technology, self-adjusting core plunger, with automatic lubrication device.

Maximum pressure: 410 bar (6000 psi).

Flow rate range: 0.001-10.0 mL/min, increasing by 0.001 mL/min.

Flow velocity accuracy: ± 1.0%.

Flow velocity accuracy: ≤ 0.1% RSD.

Second hand Waters LC prepared liquid chromatography instrumentIt is a high performance liquid chromatography pump widely used in many fields, mainly used in gel permeation chromatography (GPC) or volume exclusion chromatography (SEC). The following are some of its main applications:

Measurement of molecular weight and distribution of high molecular weight polymers: Waters1515 can quickly and reliably characterize various types of polymers, obtain information such as relative molecular weight and relative molecular weight distribution of substances. This is crucial for the research and quality control of polymer materials.

Analysis of copolymers and homopolymers: By measuring the homopolymers and impurities in copolymers, the composition distribution and molecular weight distribution of copolymers can be analyzed, which is of great significance for the synthesis and processing of polymers.

Analysis of small molecule substances: In addition to high molecular weight polymers, Waters1515 is also suitable for the separation and analysis of small molecule substances.

Materials Science: In the fields of textiles, pharmaceuticals, food, and petroleum, Waters1515 is used for the analysis of polymer molecular weight and distribution, polymer branching degree, copolymer and blend composition, as well as polymer grading and structural analysis.

Research institutions and universities: In academic research, Waters1515 is used in various chemical and biological laboratories to support scientific research and education.

Industrial quality control: In industrial production, this equipment is used to ensure product quality meets standards and monitor the production process through precise molecular weight and distribution analysis.

Environmental analysis: In environmental monitoring, Waters1515 can be used to analyze polymers and other related substances in environmental samples.

Second hand Waters LC prepared liquid chromatography instrumentIts high precision and reliability make it a tool in these fields. Its technical parameters, such as dual plunger parallel compensation reciprocating pump, maximum pressure of 410 bar (6000 psi), flow rate range of 0.001-10.0 mL/min, etc., ensure its efficient performance in various applications.