Site: Home > Home > News and events

What chemicals are used for flame test?

2023-08-17 11:07

In a general flame test, various chemicals are used to produce characteristic colors of flames, indicating the presence of specific elements. Here are some common chemicals used in flame tests and the colors they produce:

1. Lithium chloride (LiCl): Produces a crimson or deep red flame.

1. Sodium chloride (NaCl): Produces a yellow flame.

1. Potassium chloride (KCl): Produces a lilac or violet flame.

1. Calcium chloride (CaCl2): Produces an orange-red flame.

1. Strontium chloride (SrCl2): Produces a bright red flame.

1. Barium chloride (BaCl2): Produces a green flame.

1. Copper chloride (CuCl2): Produces a blue or green flame, depending on the concentration.

1. Boric acid (H3BO3): Produces a green flame.

1. Sodium carbonate (Na2CO3): Produces a yellow flame.

1. Rubidium chloride (RbCl): Produces a red-violet flame.

It's important to note that the color produced by a specific chemical can vary depending on factors such as the concentration of the chemical, the temperature of the flame, and the presence of other elements that may interfere with the coloration. Additionally, flame tests are qualitative and can provide a general indication of the presence of certain elements but are not precise quantitative measures.

Related News

2023-10-26How do you measure oxygen levels in an experiment?
2023-10-26What is ASTM D6413?
2023-10-26What is ASTM D 695 standard test method for compressive properties of rigid plas
2023-10-26What types of construction materials are covered by ASTM standards?
2023-10-25Differences in the testing procedures between ASTM D2863 and ASTM D2863 17
2023-10-25What is the test method for limiting oxygen index?
2023-10-24What is 50% stretch in fabric?
2023-10-24How do you test fabric quality?
2023-10-24How are the materials are tested as per ASTM standards?
2023-10-24Can the oxygen index test be used to compare the fire resistance properties of d

Copyright 2022:Qinsun Instruments Co., Limited

High-end textile tester supplier | Textile Testing Equipment pdf | Tel:021-67800179 |