lime superphosphate
1Superphosphate — is a fertilizer produced by the action of concentrated sulfuric acid on powdered phosphate rock. :Ca3(PO4)2 + 2H2SO4 → Ca(H2PO4)2 + 2CaSO4History and developmentIn the 1840s, scientists found that coprolites could be dissolved in sulfuric acid to …
2Superphosphate of lime — Superphosphate Su per*phos phate, n. (Chem.) An acid phosphate. [1913 Webster] {Superphosphate of lime} (Com. Chem.), a fertilizer obtained by trating bone dust, bone black, or phosphorite with sulphuric acid, whereby the insoluble neutral… …
3Superphosphate — Su per*phos phate, n. (Chem.) An acid phosphate. [1913 Webster] {Superphosphate of lime} (Com. Chem.), a fertilizer obtained by trating bone dust, bone black, or phosphorite with sulphuric acid, whereby the insoluble neutral calcium phosphate,… …
4basic lime — noun : a superphosphate to which enough lime has been added to change water soluble phosphate to the citrate soluble form …
5Phosphorus — This article is about the chemical element. For other uses, see Phosphorus (disambiguation). silicon ← phosphorus → sulfur …
6Ca3PO42 — Superphosphate Su per*phos phate, n. (Chem.) An acid phosphate. [1913 Webster] {Superphosphate of lime} (Com. Chem.), a fertilizer obtained by trating bone dust, bone black, or phosphorite with sulphuric acid, whereby the insoluble neutral… …
7CaH2PO42 — Superphosphate Su per*phos phate, n. (Chem.) An acid phosphate. [1913 Webster] {Superphosphate of lime} (Com. Chem.), a fertilizer obtained by trating bone dust, bone black, or phosphorite with sulphuric acid, whereby the insoluble neutral… …
8Monocalcium phosphate — Monocalcium phosphate …
9Aerial topdressing — is the spreading of fertilisers such as superphosphate over farmland with the use of aircraft. Aerial topdressing was developed in New Zealand in the 1940s and was rapidly adopted elsewhere in the 1950s. For more general information about… …
10chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… …
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