{"id":402705,"date":"2024-10-20T05:02:31","date_gmt":"2024-10-20T05:02:31","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bsi-pd-cen-ts-17784-22022\/"},"modified":"2024-10-26T08:58:39","modified_gmt":"2024-10-26T08:58:39","slug":"bsi-pd-cen-ts-17784-22022","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bsi-pd-cen-ts-17784-22022\/","title":{"rendered":"BSI PD CEN\/TS 17784-2:2022"},"content":{"rendered":"
This document specifies a chromatographic method which allows the identification of heptagluconic acid (HGA) in organo-mineral fertilizers containing heptagluconic acid metal complexes. NOTE For the complete names of the chelating agents mentioned in this document, see Annex D.<\/p>\n
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2<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
7<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Interferences <\/td>\n<\/tr>\n | ||||||
8<\/td>\n | 6 Reagents <\/td>\n<\/tr>\n | ||||||
9<\/td>\n | 7 Apparatus 8 Sampling and sample preparation 9 Procedure <\/td>\n<\/tr>\n | ||||||
11<\/td>\n | 10 Calculation of the heptagluconic acid content and expression of the results 11 Test report <\/td>\n<\/tr>\n | ||||||
12<\/td>\n | Annex A(informative)Chromatograms of the standard and a typical sample solution <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | Annex B(informative)Absorption spectra of the HGA <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | Annex C(informative)Calculation of the molar ratio HGA:Metal <\/td>\n<\/tr>\n | ||||||
16<\/td>\n | Annex D(informative)Complete names of chelating agents <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Organo-mineral fertilizers. Identification of complexing agents – Method using high-performance liquid chromatography (HPLC)<\/b><\/p>\n |