💧 OASIS 8.5mg Water Purification Tablets. For water purification only –not for direct ingestion. 20 Tablets £1.99. 40 Tablets £3.49. 60 Tablets £4.99. 80 Tablets £6.49. Each 8.5mg NaDCC (Sodium Dichloroisocyanurate) tablet purifies1 litre of clear water, killing.
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