共 50 条
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- [26] CONCENTRATING SULPHURIC ACID BRITISH CHEMICAL ENGINEERING AND PROCESS TECHNOLOGY, 1971, : 40 - &
- [28] The proof of pentathionic acid by sulphuric acid ZEITSCHRIFT FUR ANORGANISCHE UND ALLGEMEINE CHEMIE, 1928, 175 (04): : 402 - 404
- [29] ON CHONDROITIN SULPHURIC ACID AND HYALURONIC ACID ARKIV FOR KEMI MINERALOGI OCH GEOLOGI, 1945, 19 (06): : 1 - 19