Standards
Specification for Urea, fertilizer grade
This standard specifies the requirements and methods of test for urea, fertiliser grade.
GYS 233
-
2003
GYD 6,100
25 pages
Specification for Urea, fertilizer grade
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GYS 233
-
2024
GYD 6,600
26 pages
Specification for Rotationally moulded polyethylene water storage tanks
This standard covers flat-bottomed water storage tanks of circular cross-section manufactured from unreinforced polyethylene by the process of rotational moulding. Included are requirements for physical characteristics, dimensions, materials performance, testing marking and labelling.
This standard covers flat-bottomed water storage tanks of circular cross-section manufactured from unreinforced polyethylene by the process of rotational moulding. Included are requirements for physical characteristics, dimensions, materials performance, testing marking and labelling.
These specifications apply to tanks intended for:
(a) The storage of potable water at normal atmospheric pressure;
(b) Installation and use at environmental or service temperatures such that the material of tank remains between 15 °C and 80°C; and
(c) Vertical, above- ground installation on fixed, flat, fully- supporting bases.
GYS 588
-
2023
GYD 6,100
27 pages