International Organization for Standardization (ISO)
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ISO 9357:1990
Scope
This International Standard specifies values for the nominal volume of tanks and dimensions of the fill-ing hole of agricultural sprayers.
It applies to hand-held, mounted, trailed of self-propelled equipment with tanks without overpress-ure for crop protection.
It also gives indications for scale between marks for the contents gauge.
ISO 9357:1990 history
1990ISO 9357:1990 Equipment for crop protection; agricultural sprayers; tank nominal volume and filling hole diameter