广州优瓦仪器有限公司

ERM-EC681k 高浓度 RoHS标准分析参考物质（货号：ERM-EC681k）

RoHS related CRMs available from IRMM

Certified Reference Materials for RoHS testing



符合RoHS指令要求塑胶（polyethylene)参考标准物质，

含四种重金属，100克颗粒/瓶

RoHS related CRMs

2 polyethylene materials certified for

Br, Cd, Cl,Cr, Hg, Pb

(and other elements)trace elements in HDPE



ERM-EC681k 高浓度 RoHS标准分析，100克颗粒/瓶

材料Low-density polyethylene, LDPE, plastic,

组分Analyte Value 浓度值

As Arsenic 29.1 mg/kg (certified)

Cl Chlorine 0.80 g/kg (certified)

Br Bromine 0.77 g/kg (certified)

Cd Cadmium 137 mg/kg (certified)

Cr Chromium 100 mg/kg (certified)

Pb Lead 98 mg/kg (certified)

Zn Zinc 1.25 (ind.) g/kg (indicative)

Sn Tin 86 (ind.) mg/kg (indicative)

Sb Antimony 99 mg/kg (certified)

S Sulfur, Sulphur 0.63 g/kg (certified)

Hg Mercury 23.7 mg/kg (certified)