GB 11521-1989 English PDF
| Standard ID | USD | BUY PDF | Lead-Days | Standard Title (Description) | Status |
| GB 11521-1989 | 199 | Add to Cart | 2 days | Hygienic standard for vermiculite dust in the air of workplace | Obsolete |
Basic data
Standard ID: GB 11521-1989 (GB11521-1989)Description (Translated English): Hygienic standard for vermiculite dust in the air of workplace
Sector / Industry: National Standard
Classification of Chinese Standard: C52
Classification of International Standard: 13.040.30
Word Count Estimation: 1,121
Date of Issue: 3/29/1989
Date of Implementation: 2/1/1990
Quoted Standard: GB 5748
Issuing agency(ies): Ministry of Health of the People Republic of China
Summary: This Standard specifies maximum allowable concentration and testing methods to monitor air workshop vermiculite dust. This Standard is applicable to the production and use of all types of enterprises vermiculite.