What is RoHS certification? What are the RoHS 10 substances and what are the limits?

1. What is RoHS certification?

RoHS is a mandatory standard developed by EU legislation, and its full name is Restriction of Hazardous Substances. It is mainly used to standardize the material and process standards of electronic and electrical products, limit and control the content of certain harmful substances used in electronic and electrical equipment to protect human health and the environment. The standard entered into force on February 13, 2003 and came into effect on July 1, 2006.

2. What are the RoHS 10 substances and what are the limits?

The RoHS 10 substance regulation refers to compliance with the limits for the ten hazardous substances listed in the RoHS. These substances and their limit concentrations are listed below:

 

 

No

Chinese

Shorthand

Limit mg/kg

RoHS 2.0 ten controlled substances

RoHS 1.0 controlled substances

1

lead

Pb

100

2

mercury

Hg

1000

3

cadmium

Cd

1000

4

Hexavalent chromium

CrVI

1000

5

Polybrominated biphenyls

PBBs

1000

6

Polybrominated diphenyl ethers

PBDEs

1000

RoHS 2.0 adds controlled substances

7

Di(2-ethylhexyl) phthalate

DEHP

1000

8

Butyl benzyl phthalate

GDP

1000

9

Dibutyl phthalate

DBP

1000

10

Diisobutyl phthalate

DIBP

1000

Table: EU RoHS Version 2.0 Directive Controlled Substance Requirements

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