5-硝基间苯二甲酸锌盐 44.0%min

质量标准 QUALITY SPECIFICATIONS

外观

Description

白色至类白色粉末

White to Off-white   Powder

目测

Visual

锌含量

Zinc as Zn, min

≥ 41.0 %

EDTA滴定法

Titration - EDTA

有机物含量

Organic content, min

≥ 41.0 %

失重法

Weight loss method

挥发分

Volatile matter Content, max

≤ 5.0 %

在105℃干燥至恒重

Dry at   105℃ to constant weight

pH值

pH-value

6.5～8.0

酸碱度计（5%~10%水悬浮液）

pH meter (5%~10%, aqueous suspension)

电导率

Conductivity, max

≤ 500 µS/cm

电导率测试仪（10%水悬浮液）

Conductivity tester

(10%,   aqueous suspension)

平均粒径D50

Average particle size D50

2.0～5.0 µm

粒度分析 激光衍射法

Particle size analysis—

Laser diffraction methods

吸油值

Oil absorption value, min

≥ 40 g/100g

搅拌、称量法

Mixing and weighing method

铅

Lead as Pb, max

≤ 10 ppm

电感耦合等离子体发射光谱法

ICP-OES

镉

Cadmium as Gd, max

≤ 10 ppm

电感耦合等离子体发射光谱法

ICP-OES