性状：浅黄色至黄色重质粉末或小片结晶，室温时稳定。无气味，有毒，能溶于乙酸、稀硝酸和氢氧化碱热溶液，不溶于水及乙醇，在空气中加热至300-500度时变为四氧化三铅，温度再高时仍变为一氧化铅。有毒，半数致死量(大鼠，腹腔)40mg铅/100g。
密度:9.53
熔点:888℃
备注: 以上描述，仅作参考，并不表示您收到的产品，与此项描述完全相符，产品的出厂标准，请参见质量标准。
质量标准：
Q/(HG)SJ 692-95
项目Item 分析纯(AR) 化学纯(CP)
含量(PbO)Assay,% ≥99.0 98.0
澄清度试验Clarity 合格 合格
乙酸不溶物Insoluble matter in acetic acid,% ≤0.03 0.1
氯化物(Cl)Chloride,% ≤0.003 0.01
硝酸盐(NO3)Nitrate,% ≤0.002 0.005
铁(Fe)Iron,% ≤0.001 0.005
铜(Cu)Copper,% ≤0.002 0.005
硫化氢不沉淀物(以硫酸盐计)Substances not
precipitated by hydrogen sulfide,% ≤0.2 0.4
ACS级
项目名称Item ACS Grade
含量(PbO)Assay(PbO) ≥99.0%
稀乙酸不溶物Insoluble in dilute acetic acid ≤0.02%
L钙(Ca)Calcium(Ca) ≤0.005%
铜(Cu)Copper(Cu) ≤0.005%
铁(Fe)Iron(Fe) ≤0.002%
钾(K)Potassium(K) ≤0.005%
钠(Na)Sodium(Na) ≤0.05%
银(Ag)silver(Ag) ≤5ppm
锌(Zn)Zinc(Zn) ≤0.02%
99.9% metals basis:
外观Appearance Yellow to Orange Powder and/or Chunks
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.9% Based on Trace Metals Impurities
ICP: Confirms Lead Component Confirmed
Complexiometric EDTA (%Pb -Typical) 92.0 - 95.0 %
痕量金属杂质total metallic impurities ≤1000ppm by ICP Atomic emission
99.99% metals basis:
外观Appearance Yellow to Orange Powder and/or Chunks
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.99% Based on Trace Metals Impurities
ICP: Confirms Lead Component Confirmed
Complexiometric EDTA (%Pb -Typical) 92.0 - 95.0 %
总痕量金属杂质total metallic impurities ≤100ppm by ICP Atomic emission
贮存：密封保存。
用途：测定金和银，分解硅酸盐的助熔剂，沉淀氨基酸，冶金助熔剂，油漆催干剂。能与甘油混和和生成坚硬物，作为粘合剂，玻璃和橡胶工业。
联合国编号 2291
Risk： R61- R61- R20/22- R33- R50/53- R62-
Safety : S53- S45- S60- S61- S61-
Hazard : T - N -
