GB/T 27596-2011
ActiveDyestuffs--Determination of particle fineness--Microscope method
染料 颗粒细度的测定 显微镜法
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 原理 → 4 仪器和设备 → 5 试剂和材料 → 6 测定步骤 → 7 试验报告 Foreword → 1 Scope → 2 Normative References → 3 Principle → 4 Apparatus and Equipment → 5 Reagents and Materials → 6 Determination Procedure → 7 Test Report
Scope
This standard specifies the method for determining the particle fineness of dyestuffs using a microscope. This standard is applicable to the determination of particle fineness of disperse dyes and vat dyes.
本标准规定了用显微镜测定染料颗粒细度的方法。本标准适用于分散染料、还原染料颗粒细度的测定。
Normative References
Keywords
Application Summary AI generated
Dye manufacturers and quality inspection agencies use this standard to evaluate the fineness of dye particles. By counting large particles under a microscope, they can assess dye dispersibility and dyeing uniformity. This standard is crucial for ensuring dye product quality and consistent dyeing results.
染料生产企业和质检机构使用本标准来评估染料颗粒的细度。通过显微镜观察大颗粒数量，可以判断染料分散性和染色均匀性。该标准对保证染料产品质量和染色效果具有重要意义。
AI Summary AI generated
This standard specifies a microscope method for determining the particle fineness of dyestuffs, applicable to disperse dyes and vat dyes. By counting particles larger than 2 μm in a specific field of view, the fineness is qualitatively evaluated. The standard details apparatus, reagents, sample preparation, slide preparation, observation steps, and calculation formulas. This method is important for controlling dye product quality and dyeing uniformity.
本标准规定了用显微镜测定染料颗粒细度的方法，适用于分散染料和还原染料。通过观察特定视野内粒径大于2微米的颗粒个数，定性评价颗粒细度。标准详细描述了仪器设备、试剂材料、试液制备、载物片准备和观测步骤，并给出了计算公式。该方法对控制染料产品质量和染色均匀性具有重要作用。
Key Sentences extracted from text
本标准规定了用显微镜测定染料颗粒细度的方法。
通过显微镜观察特定视野内染料大颗粒(粒径大于2 μm的颗粒)的个数，可以定性的确定染料颗粒细度的优劣。
每个标准视野内染料粒径大于2 μm的颗粒个数按式(1)计算。
染料颗粒细度用观测的9个视野中，每个视野内粒径大于2 μm的颗粒个数的算术平均值来表示。
用血色素吸管吸取按本标准6.1制备的染料试液3 μL，滴于载玻片上，盖上盖玻片，并将盖玻片在原处转动90°，使片间试液形成薄层且充满盖玻片。
This standard specifies the method for determining the particle fineness of dyestuffs using a microscope.
By observing the number of large dye particles (particles with particle size greater than 2 μm) in a specific field of view under a microscope, the quality of dye particle fineness can be qualitatively determined.
The number of particles with particle size greater than 2 μm per standard field of view is calculated according to formula (1).
The dye particle fineness is expressed as the arithmetic mean of the number of particles with particle size greater than 2 μm per field of view in the observed 9 fields.
Use a hemoglobin pipette to draw 3 μL of the dye test solution prepared according to 6.1 of this standard, drop it onto a glass slide, cover with a cover glass, and rotate the cover glass 90° in place to form a thin layer of test solution between the slides and fill the cover glass.