NIGROSIN STAIN 10% W/V Nigrosin stain, 10% w/v is used as staining solution for negative staining. ... Nigrosin consists of a suspension of fine particles of carbon. These form a dark background, against which capsules are clearly seen as a result of displacement of the carbon particles.
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By Oman Chemical Technical Team
on 03 Nov 2022
NINHYDRIN SOLUTION FOR TLC SPRAY In order to see the spots on the chromatogram, you will apply a solution of ninhydrin to the paper. Ninhydrin will react with the amino acid to produce a purple compound. Silica gel will serve as the stationary phase in the thin layer chromatography procedures.
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By Oman Chemical Technical Team
on 03 Nov 2022
NIOBIUM PENTOXIDE AR Niobium pentoxide is used mainly in the production of niobium metal, but specialized applications exist for lithium niobate and as a component of optical glass. Thin films of Nb2O5 form the dielectric layers in solid electrolyte capacitors.
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By Oman Chemical Technical Team
on 03 Nov 2022
NITRAZINE YELLOW Nitrazine (Phenaphthazine ) paper is used to measure the vaginal pH of expectant mothers. Nitrazine paper is impregnated with an indicator dye Phenaphthazine. The color changes as pH changes, giving a broad range of colors from yellow through blue.
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By Oman Chemical Technical Team
on 03 Nov 2022
NITRIC ACID AR 69-71% Nitric acid is used for the production of ammonium nitrate, a major component of fertilizers. It is also used for producing explosives like nitroglycerin and trinitrotoluene (TNT) and for oxidizing metals.
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By Oman Chemical Technical Team
on 03 Nov 2022
NITRIC ACID PURE LR 69-72% Nitric acid is used for the production of ammonium nitrate, a major component of fertilizers. It is also used for producing explosives like nitroglycerin and trinitrotoluene (TNT) and for oxidizing metals.
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By Oman Chemical Technical Team
on 03 Nov 2022