Definition of Borax bead. Meaning of Borax bead. Synonyms of Borax bead

Here you will find one or more explanations in English for the word Borax bead. Also in the bottom left of the page several parts of wikipedia pages related to the word Borax bead and, of course, Borax bead synonyms and on the right images related to the word Borax bead.

Definition of Borax bead

Borax bead
Borax Bo"rax, n. [OE. boras, fr. F. borax, earlier spelt borras; cf. LL. borax, Sp. borraj; all fr. Ar. b?rag, fr. Pers. b?rah.] A white or gray crystalline salt, with a slight alkaline taste, used as a flux, in soldering metals, making enamels, fixing colors on porcelain, and as a soap. It occurs native in certain mineral springs, and is made from the boric acid of hot springs in Tuscany. It was originally obtained from a lake in Thibet, and was sent to Europe under the name of tincal. Borax is a pyroborate or tetraborate of sodium, Na2B4O7.10H2O. Borax bead. (Chem.) See Bead, n., 3.

Meaning of Borax bead from wikipedia

- The bead test is a traditional part of qualitative inorganic analysis to test for the presence of certain metals. The oldest one is the borax bead test...
- Borax, also known as sodium borate, sodium tetraborate, or disodium tetraborate, is an important boron compound, a mineral, and a salt of boric acid....
- tests for sulfates The Beilstein test tests for halides qualitatively Borax bead test tests for certain metals The Carius halogen method measures halides...
- in question and borax. The loop with the adhered powders is then heated in a flame until it fuses and the color of the resulting bead observed. http://www...
- water. Addition of chloride gives the intensely blue [CoCl 4]2− . In a borax bead flame test, cobalt shows deep blue in both oxidizing and reducing flames...
- (Calgon, amorphous/gl****y sodium metaphosphate), sodium sesquicarbonate, borax, and sodium citrate. Glycerin, or liquid glycerin, is another common ingredient...
- many materials. In the early 1900s decorative snow was sometimes made from borax flakes and even ammonia. Before the dangers of asbestos were known, the...
- noticeable gases released when heated over charcoal. No reaction to the borax bead test. No apparent reaction to any producible temperature, including that...
- ground, by means of flux such as borax, by the help of the blowpipe. When granulated motifs are desired, small beads are made traditionally by using precious...
- the body of the labbe, particularly the rosette, the lozenge and the round bead. Labbe necklaces worn by Muslim women typically differed from those worn...
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