T/DPSP 3-2023 Dongpo Kimchi Production Area Environment

Scope

Main Technical Content: 3 Terms and Definitions The terms and definitions defined in NY/T 1054 and T/DPSP 1 apply to this document. 4 Geographical Conditions 4.1 Altitude The production and processing of Dongpo pickles should be carried out in the area between 30°04′N and 30°33′N, and 103°50′E and 103°54′E, with an altitude of 390 m to 950 m. 4.2 Climate 4.2.1 Climate Type Subtropical humid climate with distinct seasons and an average annual temperature of approximately 17°C. 4.2.2 Light and Temperature Resources Abundant sunlight and frost-free period ≥ 318 days, with an average annual sunshine duration ≥ 1,100 hours. 4.2.3 Humidity Abundant rainfall, with an average annual rainfall ≥ 1,000 mm and an average relative humidity of around 80%. 5 Environmental Quality 5.1 Air Quality The air quality and testing methods for the production and processing of Dongpo pickles should meet the requirements of Table 1. Table 1: Air Quality Requirements and Testing Methods for the Production and Processing of Dongpo Pickles Item Indicator Testing Method Daily Average a1 h Total Suspended Particulates, mg/m2 ≤ 0.30 – GB/T 15432 Sulfur Dioxide, mg/m2 ≤ 0.15 – 0.50 HJ 482 Nitrogen Dioxide, mg/m2 ≤ 0.08 – 0.20 HJ 479 Fluoride, μg/m2 ≤ 720 HJ 955 a Daily average refers to the average indicator of any one day. b 1 h refers to the indicator of any one hour. 5.2 Processing Water The quality and testing methods for the production and processing of Dongpo pickles should meet the requirements of Table 2. Table 2: Water Quality Requirements and Testing Methods for the Production and Processing of Dongpo Pickles Item Indicator Testing Method pH 6.5 – 8.5 GB/T 5750 Mercury, mg/L ≤ 0.001 GB/T 5750 Arsenic, mg/L ≤ 0.01 GB/T 5750 Cadmium, mg/L ≤ 0.005 GB/T 5750 Lead, mg/L ≤ 0.01 GB/T 5750 Chromium (hexavalent), mg/L ≤ 0.05 GB/T 5750 Cyanide, mg/L ≤ 0.05 GB/T 5750 Fluoride,

Development Information

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