dye intermediates

1-Aminoanthraquinone alpha-Aminoanthraquinone, 98.5% Dye Intermediate CAS 82-45-1 Product Overview 1-Aminoanthraquinone, with CAS No. 82-45-1 and commonly referred to as alpha-Aminoanthraquinone, is a high-purity aromatic amine that serves as a fundamental building block for the synthesis of a vast array of anthraquinone dyes and organic pigments. Supplied as a red-orange crystalline powder with a minimum assay of 98.5%, this compound is the direct reduction product of 1

Introduction 1-Nitroanthraquinone, also known as alpha-Nitroanthraquinone, is a crucial organic intermediate predominantly used in the manufacturing of high-performance anthraquinone dyes and pigments. With a purity of 98% and CAS number 82-34-8, this product serves as a fundamental building block for downstream synthesis, especially for the production of 1-Aminoanthraquinone and various disperse, vat, and reactive dyes. Its reliable quality and consistent specification make

1,2-Dimethoxybenzene Veratrole, 98.5% Flavor & Fragrance Intermediate CAS 91-16-7 Product Overview 1,2-Dimethoxybenzene, universally recognized as Veratrole (CAS 91-16-7). Supplied as a colorless to pale yellow liquid that may solidify at lower room temperatures, it possesses a characteristic sweet, warm, and slightly vanilla-like odor. Veratrole serves as a critical intermediate in the flavor and fragrance industry and finds applications in pharmaceutical and agrochemical

Sulfamic Acid, Amidosulfonic Acid, High purity 99.5% Descaling Agent NH₂SO₃H Product Overview Sulfamic Acid (NH₂SO₃H), also known as amidosulfonic acid, is a high-purity, solid inorganic acid with a 99.5% assay. This white crystalline powder is non-volatile, non-hygroscopic, and odorless, making it the preferred acidic cleaning and descaling agent for both industrial and domestic applications. Its unique combination of strong acidity, excellent water solubility, and reduced

Dimethyl sulfate (Methyl sulfate), 99% Methylating Agent DMS Dimethyl sulfate (DMS) is a high-purity, highly reactive methylating agent widely employed in the synthesis of pharmaceutical, agrochemicals, dyes, and fine chemicals. Supplied as a clear, colorless to pale yellow liquid with a minimum assay of 99%, it delivers exceptional methylation efficiency for oxygen, nitrogen, and sulfur nucleophiles. Its consistent performance, combined with rigorous quality control and

Reagent Sulfuric Acid 94% is a high-purity grade (often meeting ACS or similar specifications) with slightly lower concentration than 96–98% grades, making it convenient for applications requiring precise dilution or moderate acidity. Its main uses are: 1. Laboratory & Analytical Chemistry General Reagent: Preparation of diluted acid solutions, pH adjustment, and standard acid titrations. Sample Digestion: Used in COD (Chemical Oxygen Demand) and Kjeldahl nitrogen determinati

Reagent Sulfuric Acid 96.5% (typically conforming to ACS specifications) is characterized by high purity and very low levels of metal impurities and residue. Its main applications include: 1. Laboratory & Analytical Chemistry General Reagent : Used to prepare dilute sulfuric acid, standard solutions, and for titrations, pH adjustment, and acidification. Sample Digestion : Utilized in COD (Chemical Oxygen Demand) testing, Kjeldahl nitrogen determination, and trace metal

Reagent Sulfuric Acid 98% is a high-purity acid (typically ACS grade) with maximum concentration before fuming, offering strong acidity, exceptional dehydrating power, and low impurity levels. It is a fundamental laboratory and industrial reagent. 1. Laboratory & Analytical Chemistry Standard Solution Preparation : Primary acid for preparing precise volumetric solutions and titrants. Sample Digestion : Used in COD (Chemical Oxygen Demand), Kjeldahl nitrogen, and heavy metal

Reagent Sulfuric Acid 41% is a high-purity acid solution (typically meeting ACS specifications) that delivers moderate acidity with low viscosity, minimal fuming, and very low heat generation upon dilution. This specific concentration is particularly convenient for preparing lead-acid battery electrolyte, performing analytical procedures that require precise moderate acid strength, and carrying out mild chemical transformations where aggressive charring or dehydration must be