30 CFR § 47.52 - MSDS contents.

---
identifier: "/us/cfr/t30/s47.52"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 47.52 - MSDS contents."
title_number: 30
title_name: "Mineral Resources"
section_number: "47.52"
section_name: "MSDS contents."
chapter_name: "MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR"
subchapter_number: "H"
subchapter_name: "EDUCATION AND TRAINING"
part_number: "47"
part_name: "HAZARD COMMUNICATION (HazCom)"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 811, 825."
regulatory_source: "67 FR 42383, June 21, 2002, unless otherwise noted."
cfr_part: "47"
---


# 47.52 MSDS contents.

When an operator must prepare an MSDS for a hazardous chemical produced at the mine, the MSDS must—

(a) Be legible, accurate, and in English;

(b) Use a chemical identity that permits cross-referencing between the list of hazardous chemicals, the chemical's label, and its MSDS; and

(c) Contain information, or indicate if no information is available, for the categories listed in Table 47.52 as follows:

Table 47.52—Contents of MSDS

| Category | Requirements, descriptions, and exceptions |
| --- | --- |
| (1) Identity | The identity of the chemical or, if the chemical is a mixture, the identities of all hazardous ingredients.  § 47.21 (Identifying hazardous chemicals). |
| (2) Properties | The physical and chemical characteristics of the chemical, such as vapor pressure and solubility in water. |
| (3) Physical | The physical hazards of the chemical including the potential for fire, explosion, and reactivity. |
| (4) Health hazards | The health hazards of the chemical including— |
|  | (i) Signs and symptoms of exposure, |
|  | (ii) Any medical conditions which are generally recognized as being aggravated by exposure to the chemical, and |
|  | (iii) The primary routes of entry for the chemical, such as lungs, stomach, or skin. |
| (5) Exposure limits | For the chemical or the ingredients of a mixture— |
|  | (i) The MSHA or OSHA permissible limit, if there is one, and |
|  | (ii) Any other exposure limit recommended by the preparer of the MSDS. |
| (6) Carcinogenicity | Whether the chemical or an ingredient in the mixture is a carcinogen or potential carcinogen. See the sources specified in § 47.21 (Identifying hazardous chemicals). |
| (7) Safe use | Precautions for safe handling and use including— |
|  | (i) Appropriate hygienic practices, |
|  | (ii) Protective measures during repair and maintenance of contaminated equipment, and |
|  | (iii) Procedures for clean-up of spills and leaks. |
| (8) Control measures | Generally applicable control measures such as engineering controls, work practices, and personal protective equipment. |
| (9) Emergency information | (i) Emergency medical and first-aid procedures; and |
|  | (ii) The name, address, and telephone number of the operator or other responsible party who can provide additional information on the hazardous chemical and appropriate emergency procedures. |
| (10) Date prepared | The date the MSDS was prepared or last changed. |

[67 FR 42383, June 21, 2002; 67 FR 57635, Sept. 11, 2002]