Question: where is thin layer chromatography used in industry
[{'answer': 'organic chemistry', 'provenance': [{'wikipedia_id': '2152225', 'title': 'Thin-layer chromatography', 'start_paragraph_id': 32, 'start_character': 3, 'end_paragraph_id': 32, 'end_character': 20, 'bleu_score': 1.0, 'section': 'Section::::Applications.:Characterization.\n'}]}, {'provenance': [{'wikipedia_id': '2152225', 'title': 'Thin-layer chromatography', 'start_paragraph_id': 32, 'start_character': 0, 'end_paragraph_id': 32, 'end_character': 858, 'bleu_score': 0.951302365363739, 'meta': {'yes_no_answer': 'NONE', 'annotation_id': 6361859690476305464}, 'section': 'Section::::Applications.:Characterization.\n'}]}]