{"topic_id":"gbt_31216_section_018","category":"cn-2026","context":"---\ntopic_id: gbt_31216_section_018\ncategory: CN-GBT-31216-31217\ntitle: GB/T 6435\nlang: en\nsource: usda_gain_ch2022_0063.pdf\ndate_parsed: 2026-07-18\ntokens_estimated: 108\n---\n\n# GB/T 6435\n\nGB/T 6435\n\n4.4 Hygiene indicators\nShould comply with the provisions of Table 3.\nTable 3 Hygiene indicators ᵃ\nItem\n\nIndicators\n\nTest method\n\nFluorine/(mg/kg)\n\n≤150\n","sources":[],"tokens_estimated":108,"generated_at":null,"tip":"Use /api/v1/topics to discover more topics. /api/v1/nutrient for precise single-point queries. /api/v1/cross_compare for 2-3 standard comparisons."}