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Heavy metal Testing Service

In recent years, heavy metal pollution incidents have occurred frequently. Heavy metal pollution is receiving increasing attention. So what are heavy metals? What are the hazards of heavy metals? What environmental standards are there for heavy metal pollution in various countries? Nowadays, heavy metal pollution has been awareness and concerned by governments, relevant groups and organizations in the world and many enterprises. Therefore, many relevant regulations have emerged, and relevant standards for heavy metals have been established.
 
What is heavy metal?
Heavy metals generally refer to metals with a density greater than 4.5g/cm, including lead, cadmium, chromium, nickel, cobalt, mercury, arsenic, antimony, copper, antimony, selenium, etc. Heavy metals in textiles, clothing and apparel products mainly come from dyes, auxiliaries and finishing agents used in dyeing and finishing processes.

What are the hazards of heavy metals?
Certain heavy metals are essential for life support at low doses, but when the concentration of heavy metals accumulates in the body to a certain threshold, it can be toxic or even life-threatening to humans.

Common testing standards of heavy metals:

Standard

Items/ requirements

REACH

Total Lead
500mg/kg
 
Total Cadmium
100mg/kg
 
Nickel Release
Body pierced articles: 0.2μg/cm2/week
Direct and prolonged contact with the skin articles: 0.5μg/cm2/week

CPSIA The Consumer Product Safety Improvement Act

Total lead
Substrate: 100mg/kg; Coating: 90mg/kg

California Proposition 65 (Prop 65)
 
(Case No.  RG-10-514803)

Total Lead
Substrate: 200mg/kg; Coating: 90mg/kg
 
Total Cadmium
300mg/kg

CA65 AB1681

Total Lead
(1) Metal alloys (electroplated)< 60000ppm
(2) Metal Alloys (unplated)< 15000ppm
(3) Plastic / Rubber< 200ppm
(4) Dye / surface coating< 600ppm
(5) Materials not otherwise classified 600ppm
 
Total Cadmium
300mg/kg

ASTM F2999

Total Lead
Except exemption materials:
(1) Metal alloys (electroplated)< 60000ppm
(2) Metal Alloys (unplated)< 15000ppm
(3
Plastic / Rubber< 200ppm
(4
Dye / surface coating< 600ppm
(5
Materials not otherwise classified 600ppm
 
Total Cadmium
15000mg/kg
 
Soluble Cadmium
Plastic small parts: 75ppm; Metal small parts: 200μg
 
7 Soluble heavy metals
Coating
Cd: 75ppm, Hg: 60ppm,
Cr: 60ppm, As: 25ppm,
Se: 500ppm, Sb: 60ppm,
Ba: 1000ppm

ASTM F2923

Total Cadmium
Substrate: 100mg/kg
Coating: 90mg/kg
 
Total Cadmium: 300mg/kg
 
Soluble Cadmium
Plastic small parts: 75ppm; Metal small parts: 200μg
 
7 Soluble heavy metals
Coating
Cd: 75ppm, Hg: 60ppm,
Cr: 60ppm, As: 25ppm,
Se: 500ppm, Sb: 60ppm,
Ba: 1000ppm
 
Nickel Release
Body pierced articles: 0.2μg/cm2/week
Direct and prolonged contact with the skin articles: 0.5μg/cm2/week

GB 28480

Total LeadChildren jewelry
300mg/kg
 
Total Cadmium
100mg/kg
 
Pb
AsHgCr(VI)
1000ppm
8 Soluble heavy metals
Pb: 90mg/kg  Cd: 75mg/kg  
Hg: 60mg/kg  Cr: 60mg/kg  
As: 25mg/kg  Se: 500mg/kg
Sb: 60mg/kg  Ba: 1000mg/kg
 
Nickel Release
Body pierced articles: 0.2μg/cm2/week
Direct and prolonged contact with the skin articles: 0.5μg/cm2/week

EN71-3

19 Soluble heavy metals
AI
SbAsBaBCdIIIVICoCuPbMnHgNiSeSrSnOrganic TinZn

ASTM F963

Total Lead
Substrate: 100mg/kg; Coating: 90mg/kg
 
8 Soluble heavy metals
Pb: 90mg/kg  Cd: 75mg/kg  
Hg: 60mg/kg  Cr: 60mg/kg  
As: 25mg/kg  Se: 500mg/kg
Sb: 60mg/kg  Ba: 1000mg/k

GB 6675

8 Soluble heavy metals
Pb: 90mg/kg  Cd: 75mg/kg  
Hg: 60mg/kg  Cr: 60mg/kg  
As: 25mg/kg  Se: 500mg/kg
Sb: 60mg/kg  Ba: 1000mg/k

RoHS EU Directive

Pb: 1000 mg/kg  Cd: 100mg/kg  
Hg: 1000mg/kg  Cr(VI): 1000mg/kg
PBBs: 1000mg/kg  PBDEs: 1000mg/kg

94/62/EC EU Packaging Directive

4 Heavy metals
The sum of total Cd
PbHg and Cr(VI) is not exceed 100mg/kg

TPCH American Packaging Directive

4 Heavy metals
The sum of total Cd
PbHg and Cr(VI) is not exceed 100mg/kg

Other regulations, directives or standards

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