GUIDELINES FOR DRINKING-WATER QUALITY - World Health …

weeds in rice. The available data suggest that groundwater pollution by molinate is restricted to some rice-growing regions. Data on the occurrence of molinate in the en-vironment are limited. Molinate is of low persistence in water and soil, with a half-life of about 5 days.

12. CHEMICAL FACT SHEETS - World Health Organization …

Molinate (CAS No. 2212-67-1) is a herbicide used to control broad-leaved and grassy weeds in rice. The available data suggest that groundwater pollution by molinate is restricted to some rice-growing regions. Data on the occurrence of molinate in the en-vironment are limited.

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Protecting Groundwater for Health - World Health …

1.1 Groundwater as a source of drinking water.....4 1.2 The public health and socio-economic context of groundwater protection.....7 1.3 Groundwater quantity.....8

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Boron in Drinking-water - World Health Organization (WHO)

Naturally occurring boron is present in groundwater primarily as a result of leaching from rocks and soils containing borates and borosilicates. Concentrations of boron in groundwater throughout the world range widely, from <0.3 to >100 mg/litre. In general, concentrations of

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