T/GZSX 074-2021 道真特产 红茶

范围:本文件规定了道真特产红茶的术语和定义、分级、要求、检验规则及标签、标志、包装、运输和贮存。 本文件适用于道真县所辖范围内生产的红茶; 主要技术内容:理化指标项目                                                       指标                                                             检验方法特级       一级               二级水分/（%）                                              ≤7.0                                                             GB 5009.3总灰分/（%）                        ≤6.0        ≤6.5               ≤ 6.5                                    GB 5009.4水浸出物/（%）                     ≥35.0        ≥ 33.0      ≥ 30.0                           GB/T 8305粗纤维 /（%）                       ≤13.0        ≤15.0      ≤16.0                                   GB/T 8310粉末/（%）                            ≤1.0          ≤1.2      ≤1.5                                   GB/T 8311铅（以Pb计）/(mg/kg)                              ≤5.0                                                  GB 5009.12硒/(mg/kg)                                      0.02~2.0