CLEANING MATERIALS, CHEMICAL CLEANING, DRAINPIPES, PARTICULATE MATERIALS,ALKALIS, DETERMINATION OF CONTENT, CHEMICAL ANALYSIS AND TESTING
被代替标准
CAN/CGSB-2.49-M87
适用范围
1. Scope 1.1 This standard specifies requirements for a dry, granular, free-flowing
alkali compound suitable for use in the cleaning or clearing of
partially clogged drains. 1.2 An alkali compound produced to this standard is designed for the
removal of impediments of any material other that cellulosic that
restrict the normal flow of water in the drains. The compound shall be
safe for use in drains specified in par. 3.4. Attrition of copper
piping should be minimal. 1.3 The testing and evaluation of a product against this standard may
require the use of materials and/or equipment that could be hazardous.
This document does not purport to address all the safety aspects
associated with its use. Anyone using this standard has the
responsibility to consult the appropriate authorities and to establish
appropriate health and safety practices in conjunction with any
existing applicable regulatory requirements prior to its use.