10343-62-1;135306-83-1;Phosphenic acid;79615_FLUKA;239275_SIAL;M6288_SIAL;04103_RIEDEL;meta-Phosphoric acid;2PO;79613_FLUKA;EINECS 253-433-4;CHEBI:33462;[PHO2(OH)](-);hydridohydroxidodioxidophosphate(1-);hydrogen phosphonate;hydrogenphosphonate;phosphonate(1-);X-PHOSPHATE-GROUP;Phosphoric acid meta;EINECS 233-750-4;Metaphosphoric acid;Metaphosphoric acid (HPO3)