Standards

This standard outlines a code of safety for chemical laboratories.

This standard specifies requirements for the labelling of household chemicals sold in Guyana, whether locally made or imported, and gives a series of warning labels corresponding to the designated classes of dangerous goods as detailed in Appendix A. This standard shall be read in conjunction with GYS 9-1 :1994, “Specification for labelling of commodities - Part 1: General principles”.

This specification covers poly(vinyl chloride) (PVC) pipe made in Schedule 40, 80, and 120 sizes and pressure-rated for water (see Appendix X1). Included are criteria for classifying PVC plastic pipe materials and PVC plastic pipe, a system of nomenclature for PVC plastic pipe, and requirements and test methods for materials, workmanship, dimensions, sustained pressure, burst pressure, flattening, and extrusion quality. Methods of marking are also given.

This specification covers poly(vinyl chloride) (PVC) pipe made in standard thermoplastic pipe dimension ratios and pressure rated for water (see appendix). Included are criteria for classifying PVC plastic pipe materials and PVC plastic pipe, a system of nomenclature for PVC plastic pipe, and requirements and test methods for materials, workmanship, dimensions, sustained pressure, burst pressure, flattening, and extrusion quality. Methods of marking are also given.

This standard specifies physical and active ingredient and requirements and methods of test for mosquito coils.

This standard specifies the method for evaluation of the biological efficacy of mosquito coils by the use of glass chamber method. This method provides a satisfactory means of determining the relative efficacy of mosquito coils.