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Glossary

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Emery - Abrasive material based on corundum.

Sodium benzoate - Sodium benzoate C6H5COONa — crystals soluble in water.

Sodium bicarbonate - Sodium bicarbonate (NaHCO3). Soluble in water.

Sodium hydroxide - Hydroxide (hydroxide) sodium NaOH. White granules or powder, soluble in water.

Sodium manganic acid - Sodium permanganate (NaMnO4). Water soluble crystals,

Sodium perborate - Sodium perborate, perborax, NaBO3 * 4H2O or NaBO2 * H2O2 * 3H2O. Colorless crystals, comparatively slightly soluble in water.

Sodium salicylic - Sodium salicylate. Water soluble crystals.

Sodium sulfate - Sodium sulfite Na2SO3. Water soluble crystals.

Sodium Sulfur - Sodium Sulfide, Na2S. Water soluble crystals.

Sodium sulfate - Na2S2O3 , crystals soluble in water.

Sodium Fluoride - Sodium Fluoride , NaF. Water soluble crystals.

Sodium chloride - Sodium chloride NaCl (table salt).

Naphthalene yellow - See naphthalene yellow.

Naphthalene yellow - Aniline dye yellow.

Ammonia - NH4Cl. Water soluble crystals.

Nerolin - Solid organic matter insoluble in water.

Oil - Liquid fuels mineral, representing a complex mix of organic compounds.

Nickel is a silver-white ductile metal.

Nickel sulfate - Nickel sulfate. There is in the form of heptahydrate NiSO4 * 7H2O.

Nitrobenzene - C6H5NO2, greenish-yellow liquid.

Nitrocellulose - Polymer, obtained by nitration of cellulose.