Iupac Name：acetic acid;2,3,4,5,6-pentahydroxyhexanal
CAS No.: 9000-11-7
Molecular Weight：240.20784
Introduction:
Carboxymethyl cellulose (C8H16O8) is a carboxylic acid derivative and biochemical compound. At room temperature, it appears as a white or slightly yellowish powder with no noticeable odor. Carboxymethyl cellulose, commonly referred to as CMC, is a water-soluble polymer derived from cellulose. Its structure consists of cellulose chains modified by the introduction of carboxymethyl groups, which impart unique properties such as viscosity modulation and emulsification. As a biochemical compound, it plays a crucial role in various industries due to its biocompatibility and ability to form stable gels or solutions.

Iupac Name：N,N-dimethylformamide
CAS No.: 68-12-2
Molecular Weight：73.09378
Introduction:
N,N-Dimethylformamide (C3H7NO) is a polar aprotic solvent and carboxylic acid derivative, specifically the dimethylamide of formic acid. At room temperature, it is a colorless to pale yellow liquid with a faint, characteristic odor often described as faintly fishy or chloroform-like; it is miscible with water and most common organic solvents.

Iupac Name：acetic acid
CAS No.: 64-19-7
Molecular Weight：60.05196
Introduction:
Acetic acid (C2H4O2) is a carboxylic acid, one of the simplest organic compounds bearing a carboxyl functional group. At room temperature, it exists as a colorless liquid with a pungent, vinegar-like odor, which is easily recognizable even at low concentrations. Pure acetic acid, also known as glacial acetic acid, has a viscous consistency and can solidify into ice-like crystals below 16.7 °C. As a weak acid, it partially dissociates in aqueous solution, contributing to its widespread use in both industrial and biological contexts.

Iupac Name：5-hydroxy-2-(hydroxymethyl)pyran-4-one
CAS No.: 501-30-4
Molecular Weight：142.10944
Introduction:
Kojic acid (C6H6O4) is a carboxylic acid derivative. At room temperature, kojic acid appears as a white crystalline powder with no noticeable odor. This compound belongs to the class of organic compounds and more specifically, it is classified as a hydroxy acid due to its structure containing both hydroxyl and carboxyl functional groups. Its molecular framework involves a cyclic lactone ring, which contributes to its unique chemical properties and reactivity in various applications.

Iupac Name：sodium;2-[2-(2-dodecoxyethoxy)ethoxy]ethyl sulfate
CAS No.: 13150-00-0
Molecular Weight：420.53695
Introduction:
Sodium 2-[2-[2-(dodecyloxy)ethoxy]ethoxy]ethyl sulphate (C18H37NaO7S) is a nonionic–anionic hybrid surfactant and organic compound. At room temperature, it typically exists as a viscous, colorless to pale yellow liquid or semi-solid waxy material, possessing a faint, characteristic ethereal odor and no pronounced volatility.

Iupac Name：chloroethene
CAS No.: 9002-86-2
Molecular Weight：62.5
Introduction:
Polyvinyl chloride (C2H3Cl) is a halogenated organic polymer. It is composed of repeating vinyl chloride monomers, each unit containing two carbon atoms, three hydrogen atoms, and one chlorine atom. At room temperature, polyvinyl chloride exists in a solid, amorphous or semi-crystalline state, depending on its degree of polymerization and processing conditions. It is typically white or off-white in color and is odorless in its pure form. PVC is thermoplastic in nature, meaning it can be melted and reshaped multiple times, making it highly versatile for industrial applications.

Iupac Name：ethene
CAS No.: 9002-88-4
Molecular Weight：28.05316
Introduction:
Polyethylene ((C2H4)n) is a synthetic organic polymer, specifically a thermoplastic polymer composed of repeating ethylene monomer units. At room temperature, polyethylene is typically found as a semi-transparent, flexible solid material, varying in color from translucent to opaque white depending on its density and crystallinity. It is odorless and exhibits a waxy texture, especially in its low-density form. This versatile polymer is one of the most widely produced plastics globally and is classified as a polyolefin due to its hydrocarbon-based backbone derived from unsaturated hydrocarbons.

Iupac Name：iron(3+);trisulfate
CAS No.: 10028-22-5
Molecular Weight：153.92348
Introduction:
Ferric sulfate (Fe2(SO4)3) is an inorganic compound. At room temperature, ferric sulfate appears as a white or pale yellow crystalline solid, depending on its hydration state. It is odorless and exhibits no distinct smell. As an inorganic compound, ferric sulfate belongs to the class of sulfate salts and contains iron in its trivalent oxidation state, making it a metal salt with significant industrial relevance.

Iupac Name：calcium;dihydroxide
CAS No.: 1305-62-0
Molecular Weight：74.09268
Introduction:
Calcium hydroxide (Ca(OH)₂) is an inorganic compound. It is composed of calcium ions (Ca²⁺) and hydroxide ions (OH⁻) in a stoichiometric ratio of 1:2. At room temperature, calcium hydroxide exists as a white, odorless solid, commonly encountered in the form of a fine powder. It is only sparingly soluble in water, forming a solution known as limewater, which exhibits a faintly bitter taste and alkaline properties.

Iupac Name：sodium carbonate
CAS No.: 144-55-8
Molecular Weight：84.00661
Introduction:
Sodium bicarbonate (CHNaO3) is an inorganic compound that exists as a white crystalline powder at room temperature. It is odorless and is commonly recognized by its slightly salty and alkaline taste. As a sodium salt of bicarbonate, it is a key component in various chemical systems, including those relevant to biology, industry, and household applications.

Iupac Name：sodium carbonate
CAS No.: 144-55-8
Molecular Weight：84.00661
Introduction:
Sodium bicarbonate (CHNaO3) is an inorganic compound that exists as a white crystalline powder at room temperature. It is odorless and is commonly recognized by its slightly salty and alkaline taste. As a sodium salt of bicarbonate, it is a key component in various chemical systems, including those relevant to biology, industry, and household applications.

Iupac Name：sodium;hydroxide
CAS No.: 1310-73-2
Molecular Weight：39.99711
Introduction:
Sodium hydroxide (NaOH) is an inorganic compound and a strong base, commonly referred to as caustic soda. At room temperature, it exists as a white, odorless solid, typically encountered in the form of pellets, flakes, granules, or as a highly concentrated aqueous solution. The compound exhibits hygroscopic properties, readily absorbing moisture from the air, and dissolves exothermically in water, producing significant heat upon dissolution. Due to its ionic structure consisting of sodium cations (Na⁺) and hydroxide anions (OH⁻), sodium hydroxide is classified as an alkali and is one of the most widely used bases in industrial chemistry.