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App Notes

Results 31–40 of 1084

US EPA 300 Method-Compliant Environmental and Water Analysis

| Contributed by Shimadzu

Many countries and regions specify standard values for general inorganic anions.

Analysis of Mixed Polymer Sample as Microplastics using Pyrolysis GC/MS

| Contributed by Shimadzu

This article reports the results of a qualitative analysis of a sample, prepared by mixing multiple polymers to simulate MPs, using Py-GC/MS method.

Measurement of Impurities in Ethanol Using UV-Vis Spectrophotometer

| Contributed by Shimadzu

At present, demand for ethanol for disinfection is increasing sharply as preventive measure for an infectious disease.

The Acrodisc One™ Syringe Filter Compared to Syringe Filters with Hydrophilic Polypropylene Membrane

| Contributed by Pall

Sample filtration using syringe filters is a high impact, time effective and easy to implement method.

Low Extractable Syringe Filters for LCMS Applications

| Contributed by Pall

In analytical sample preparation, extraction and leaching of chemical compounds from filters are major concerns

Evaluation of Particulate Retention and Solvent Extractable Properties of Pall Acrodisc® Syringe Filters with Nylon Membrane

| Contributed by Pall

Nylon is a hydrophilic membrane that is the industry standard for general use aqueous samples

Pall Acrodisc® Syringe Filters

| Contributed by Pall

High-performance sterile and non-sterile filtration for mass spectrometry, chromatography, media preparation, cell culture, and protein purification

Evaluation of Particulate Retention and Solvent Extractable Properties of Pall Acrodisc® Syringe Filters with PTFE Membrane

| Contributed by Pall

Accurate, reproducible data depends upon proper HPLC column performance.

Quantifying trace volatile aromatics (BTEXstyrene) in foodstuffs caused by migration from packaging using extraction and enrichment techniques to enhance GC–MS analysis

| Contributed by Markes

Packaging is ubiquitous in the food and beverage industry, being indispensable for the storage, transportation and handling of products.

Pall Acrodisc® Syringe Filters Now available in convenient, cost efficient 100 and 50 pack sizes

| Contributed by Pall

High sample throughput (up to 150 mL) and fast flowrates (up to 245 mL/min) reduce time and effort required to filter a wide array of sample volumes

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