Lead (납) — K-REACH Regulatory Data

CAS 7439-92-1 · KE KE-02155 · Pb · MW 207.2

TOXIC RESTRICTED

Lead and its compounds are among the most strictly regulated substances in Korea. Classified as toxic, restricted, and a CMR substance, lead carries multiple overlapping regulatory obligations. The restriction classification means specific conditions and concentration limits apply to its use.

Regulatory Classification

Flag	Status
Toxic	Yes
Restricted	Yes
Prohibited	No
Priority	Yes
Cmr	Yes
Accident Prep	No
Registration Req	Yes
Rotterdam	No

GHS Hazard Classification

Property	Value
Signal Word	위험 (Danger)
Pictograms	GHS06, GHS08, GHS09
UN Number	N/A

Hazard Statements

H302 (Harmful if swallowed)
H332 (Harmful if inhaled)
H360 (Reproductive toxicity)
H373 (STOT repeated)
H410 (Aquatic toxicity)

API Response Example

Retrieve this data with a single API call:

GET /v1/substance/cas/7439-92-1

{
  "substance": {
    "cas_no": "7439-92-1",
    "name_eng": "Lead",
    "name_kor": "납",
    "formula": "Pb",
    "flags": {
      "is_toxic": true,
      "is_restricted": true,
      "is_prohibited": false,
      "is_priority": true,
      "is_cmr": true,
      "is_accident_prep": false,
      "is_registration_req": true,
      "is_rotterdam": false
    }
  },
  "regulations": [...],
  "ghs": {
    "signal_word": "위험",
    "pictograms": ["GHS06", "GHS08", "GHS09"]
  }
}

Why This Data Matters

Lead compounds are subject to both substance-level and product-level regulations in Korea. Manufacturers and importers need to check not just whether lead is present, but whether its form and concentration trigger specific restriction conditions under K-REACH.

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