(7) Drinking water disinfectants should not be added to drinking water within 24 hours after the administration of drinking water.
(7) ການດື່ມນ້ ໍາ ດື່ມທີ່ບໍ່ຄວນຕື່ມໃສ່ນ້ ໍາ ດື່ມພາຍໃນ 24 ຊົ່ວໂມງຫຼັງຈາກການບໍລິຫານນ້ ໍາ ດື່ມ.