標準編號:	GB 24409-2020
中文名稱:	車輛涂料中有害物質限量
英文名稱:	Limit of harmful substances of vehicle coatings
中標分類:	G51    涂料
行業分類:	GB    國家標準
ICS分類:	87.040 87.040    涂料和清漆 87.040
發布機構:	國家市場監督管理總局 國家標準化管理委員會
發布日期:	2020-03-04
實施日期:	2020-12-1
標準狀態:	superseded
被新標準替代:	GB 30981.2-2025 涂料中有害物質限量 第2部分：工業涂料
被替代日期:	2026-6-1
替代舊標準:	GB 24409-2009 汽車涂料中有害物質限量
翻譯語言:	英文
文件格式:	PDF
中文字符數:	21000 字
翻譯價格(元):	730.0
交付時間:	付款后 1 個工作日

Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. All technical contents of this standard are mandatory. This standard is developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB 24409-2009 Limit of harmful substances of automobile coatings. In addition to editorial changes, the following main technical changes have been made with respect to GB 24409-2009: ——The scope of this standard is modified (see clause 1; clause 1 of Edition 2009); ——The normative reference GB/T 1250 is deleted; normative references GB/T 8170-2008, GB/T 9754-2007, GB/T 9758.5-1988, GB/T 9760-1988, GB/T 23985-2009, GB/T 23986-2009, GB/T 23990-2009, GB/T 23992-2009, GB/T 30647-2014 and GB/T 34675-2017 are added (see clause 2; clause 2 of Edition 2009); ——The definitions of "volatile organic compound" and "volatile organic compound content” are modified; the terms and definitions of "road vehicle", "rail transit vehicle", "power-driven vehicle", "passenger car", "bus(vehicle)", "goods vehicle", "powered car train-set", "railway vehicle", "passenger car (railway vehicle)", "urban rail transit vehicle", "wagon", "special motor vehicle", "low-speed vehicle", "trailer", "primer", "primer surfacer", "varnish", "effect pigment", "high decorative coatings including effect pigment" and "application condition” are added (see clause 3; clause 3 of Edition 2009); ——The product classification is modified (see clause 4; clause 4 of Edition 2009); ——The “variety of coating” of solvent-based coatings and the limit of VOC content are modified (see Table 2; Table 1 of Edition 2009); ——The limits of VOC contents in water-based coatings and radiation curable coatings are added (see Tables 1 and 3); ——The limit of the total content of toluene and xylene (including ethylbenzene) in solvent-based coatings is modified; the control items for the total content of halohydrocarbon in solvent-based coatings are added (see Table 4; Table 1 of Edition 2009); ——The control items for the total content of benzene series in water-based coatings and water-based radiation curable coatings are added (see Table 4); ——The control items for benzene content, total content of toluene and xylene (including ethylbenzene), total content of halohydrocarbon and total content of glycol ether and ester ether in non-water-based radiation curable coatings are added (see Table 4); ——The controlled varieties of glycol ether and ester ether are modified (see clause 5; clause 5 of Edition 2009); ——The test methods for “VOC content”, “benzene content”, “total content of toluene and xylene (including ethylbenzene)”, “total content of glycol ether and ester ether” and “content of heavy metal” are modified; the test methods for “total content of benzene series” and “total content of halohydrocarbon” are added (see 6.2; 6.2 of Edition 2009); ——Implementation of this standard is added (see clause 9). This standard was proposed by and is under the jurisdiction of the Ministry of Industry and Information Technology of the People's Republic of China. The previous edition of this standard is as follows: ——GB 24409-2009. Limit of harmful substances of vehicle coatings 1 Scope This standard specifies the product classification, requirements, test methods, inspection rules, marks for package and implementation of this standard involved in the allowable limit of harmful substances of various vehicle coatings to human body and environment. This standard is applicable to, except for putties, various coatings of automobile manufacturer, automotive refinish coatings, as well as the coatings for rail transit vehicle, motorcycle (including electric motorcycles), bicycles (including electric bicycle) and other types of vehicles (including special motor vehicle, low-speed vehicle and trailer), and those for vehicle parts. This standard is not applicable to coatings of tractor transport units, wheeled mobile machinery for special purpose and military vehicles. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 1725-2007 Paints, varnishes and plastics - Determination of non-volatile-matter content GB/T 3186 Paints, varnishes and raw materials for paints and varnishes - Sampling GB/T 6682-2008 Water for analytical laboratory use - Specification and test methods GB/T 6750-2007 Paints and varnishes - Determination of density - Pyknometer method GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgment of limiting values GB/T 9750 Marks for package of coating products GB/T 9754-2007 Paints and varnishes - Determination of specular gloss of non-metallic paint films at 20°, 60°and 85° GB/T 9758.5-1988 Paints and varnishes - Determination of “soluble” metal content - Part 5: Determination of hexavalent chromium content of the pigment portion of the liquid paint or the paint in powder form - Diphenylcarbazide spectrophotometric method GB/T 9760-1988 Paints and varnishes - Preparation of acid extracts from paints in liquid or powder form GB/T 23985-2009 Paints and varnishes - Determination of volatile organic compound (VOC) content - Difference method GB/T 23986-2009 Paints and varnishes - Determination of volatile organic compound (VOC) content - Gas-chromatographic method GB/T 23990-2009 Determination of the contents of benzene, toluene, ethylbenzene and xylene in coatings by gas chromatography GB/T 23992-2009 Determination of chlorhydrocarbon content in coatings - Gas chromatographic method GB/T 30647-2014 Determination of harmful elements total content of coatings GB/T 34675-2017 Determination of volatile organic compound (VOC) content in radiation curable coatings 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 road vehicle vehicles, including motor vehicles and non-vehicles, that are designed and manufactured to carry people, transport items, or perform special operations on the road and are legally permitted to travel on the road [GA 802-2014, definition 3.1] 3.2 rail transit vehicle vehicles that need to travel on specific tracks, including powered car train-sets, passenger cars (railway vehicles), urban rail transit vehicles and wagons 3.3 power-driven vehicle wheeled vehicles driven or drawn by power sets on roads for carrying people, transporting items, or performing special engineering operations, include vehicles and tractor-trailer combination, motorcycles, tractor transport units, wheeled mobile machinery for special purpose and trailers [GB 7258-2017, definition 3.1] 3.4 passenger car vehicles with a maximum of nine seats (including the driver's seat), which are designed and manufactured primarily for carrying passengers as well as their carry-on baggage and/or temporary items and which may be equipped with certain special equipment or appliances or used to draw a center axle trailer [GB 7258-2017, definition 3.2.1.1] 3.5 bus(vehicle) vehicles with a maximum of nine seats (including the driver's seat), which are designed and manufactured primarily for carrying passengers as well as their carry-on baggage, and which, based on the presence or absence of standing passenger area, may be divided into buses with/without standing passenger areas [GB 7258-2017, definition 3.2.1.3] 3.6 goods vehicle vehicles designed and manufactured primarily for carrying goods or drawing trailers, which include: a) vehicles which are equipped with special equipment or appliances but mainly used for carrying goods; b) vehicles refitted from non-enclosed wagons, which, though equipped with special equipment or appliances, are not classified as special motor vehicles Note: enclosed wagon refers to a one/two box type goods vehicle with the loading part structured into a closed compartment and integrated with the cab [GB 7258-2017, definition 3.2.2] 3.7 powered car train-set train-set consisting of a powered car and a trailer (and sometimes a control car) used in a fixed grouping [GB/T 4549.1-2004, definition 2.94] 3.8 railway vehicle; railway car unit vehicles used on railway tracks for transporting passengers and goods, which are, for such purpose or by principle, grouped for use in passenger and freight trains [GB/T 4549.1-2004, definition 2.1] 3.9 carriage; passenger car; coach railway vehicle vehicles used for carrying passengers, which are, for such purpose or by principle, grouped for use in passenger trains [GB/T 4549.1-2004, definition 2.2] 3.10 urban rail transit vehicle vehicles used for urban rail transit, a vehicle transport system using the track structure for load bearing and guidance, and according to the requirements of the overall planning of urban transportation, equipped with a fully or partially closed dedicated track line, which, generally in the form of a train or single vehicle, carry a considerable number of passengers, and is a mean for public transportation, including metro system, light rail transit system, monorail system, tram, maglev system, automated guideway transit system, and urban rail rapid transit system 3.11 wagon; freight car vehicles used for carrying goods, which are, for such purpose or by principle, grouped for use in freight trains, and which can be divided into general train and special-purpose freight car by purpose [GB/T 4549.1-2004, definition 2.37] 3.12 special motor vehicle vehicles equipped with special equipment or appliances (excluding those, other than fire engines, that have more than nine seats (including driver's seat)), which are designed and manufactured for use in engineering (including health care) operations, such as crane truck, fire engine, concrete pump truck, wrecker, aerial platform vehicle, sweeping machine, suction-type sewer scavenger, wagon drill, instrument truck, inspection van, monitoring vehicle, power van, communication car, television car, blood collecting vehicle, medical vehicle and physical examination hospital car [GB 7258-2017, definition 3.2.3] 3.13 low-speed vehicle generic term for tri-wheel vehicles and low-speed goods vehicles Note: Tri-wheel vehicle refers to a three-wheeled goods vehicle with a maximum design speed of less than or equal to 50km/h; low-speed goods vehicle refers to a four-wheeled goods vehicle with a maximum design speed of less than 70km/h [GB 7258-2017, definition 3.2.2.2] 3.14 trailer unpowered road vehicle designed and manufactured to be drawn by vehicles or tractors for normal use on roads, including drawbar trailers, center axle trailers and semi-trailers, which are used for carrying goods or for special purposes [GB 7258-2017, definition 3.3] 3.15 primer coatings directly applied to the substrate in case of multi-layer coating 3.16 primer surfacer coating applied between the base coating (putty layer) and the surface coating in case of multi-layer coating 3.17 base coat paints required to be coated with varnishes on the surface 3.18 solid color paint paint that does not contain effect pigments such as metal or pearl 3.19 solid color paint without clear coat solid color paint not required to be coated with varnishes on the surface 3.20 varnish; clear coat coatings that do not contain coloring substances

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Product classification 5 Requirements 6 Test methods 7 Inspection rules 8 Marks for package 9 Implementation of this standard Annex A (Normative) Determination of moisture content - Gas chromatographic method Annex B (Normative) Determination of content of hexavalent chromium (Cr6+) - Spectrophotometry Bibliography

車輛涂料中有害物質限量 1范圍 本標準規定了各類車輛涂料中對人體和環境有害的物質容許限量所涉及的產品分類、要求、測試方法、檢驗規則、包裝標志、標準的實施。 本標準適用于除膩子以外的各類汽車原廠涂料、汽車修補用涂料、軌道交通車輛涂料、摩托車(含電動摩托車)涂料、自行車(含電動自行車)涂料、其他車輛(專項作業車、低速汽車、掛車等)涂料、車輛用零部件涂料。 本標準不適用于拖拉機運輸機組用涂料、輪式專用機械車用涂料、軍用車輛涂料。 2規范性引用文件 下列文件對于本文件的應用是必不可少的。凡是注日期的引用文件，僅注日期的版本適用于本文件。凡是不注日期的引用文件，其最新版本(包括所有的修改單)適用于本文件。 GB/T1725—2007色漆、清漆和塑料 不揮發物含量的測定 GB/T3186色漆、清漆和色漆與清漆用原材料 取樣 GB/T6682—2008分析實驗室用水規格和試驗方法 GB/T6750—2007色漆和清漆 密度的測定 比重瓶法 GB/T8170—2008數值修約規則與極限數值的表示和判定 GB/T9750涂料產品包裝標志 GB/T9754—2007色漆和清漆 不含金屬顏料的色漆漆膜的20°、60°和85°鏡面光澤的測定 GB/T9758.5—1988 色漆和清漆“可溶性”金屬含量的測定 第5部分：液體色漆的顏料部分或粉末狀色漆中六價鉻含量的測定 二苯卡巴肼分光光度法 GB/T9760—1988色漆和清漆 液體或粉末狀色漆中酸萃取物的制備 GB/T23985—2009色漆和清漆 揮發性有機化合物(VOC)含量的測定 差值法 GB/T23986—2009色漆和清漆 揮發性有機化合物(VOC)含量的測定 氣相色譜法 GB/T23990—2009涂料中苯、甲苯、乙苯和二甲苯含量的測定 氣相色譜法 GB/T23992—2009涂料中氯代烴含量的測定 氣相色譜法 GB/T30647—2014涂料中有害元素總含量的測定 GB/T34675—2017輻射固化涂料中揮發性有機化合物(VOC)含量的測定 3 術語和定義 下列術語和定義適用于本文件。 3.1 道路車輛road vehicle 設計和制造上用于在道路上載運人員、運送物品或進行專項作業，法律上允許道路行駛的車輛，包括機動車和非機動車。 [GA802—2014，定義3.1] 3.2 軌道交通車輛rail transit vehicle 需要在特定軌道上行駛的一類交通工具，包括動車組、客車(鐵道車輛)、城市軌道交通車輛、貨車等。 3.3 機動車 power-driven vehicle 由動力裝置驅動或牽引，上道路行駛的供人員乘用或用于運送物品以及進行工程專項作業的輪式車輛，包括汽車及汽車列車、摩托車、拖拉機運輸機組、輪式專用機械車、掛車。 [GB7258—2017，定義3.1] 3.4 乘用車passenger car 設計和制造上主要用于載運乘客及其隨身行李和/或臨時物品的汽車，包括駕駛人座位在內最多不超過9個座位。它可以裝置一定的專用設備或器具，也可以牽引一輛中置軸掛車。 [GB7258—2017，定義3.2.1.1] 3.5 客車(機動車)bus(vehicle) 設計和制造上主要用于載運乘客及其隨身行李的汽車，包括駕駛人座位在內座位數超過9個。根據是否設置有站立乘客區，分為未設置乘客站立區的客車和設有乘客站立區的客車。 [GB7258—2017，定義3.2.1.3] 3.6 載貨汽車goods vehicle 設計和制造上主要用于載運貨物或牽引掛車的汽車，也包括： a)裝置有專用設備或器具但以載運貨物為主要目的的汽車； b)由非封閉式貨車改裝的，雖裝置有專用設備或器具，但不屬于專項作業車的汽車。 注：封閉式貨車是指載貨部位的結構為封閉廂體且與駕駛室聯成一體，車身結構為一廂式或兩廂式的載貨汽車。 [GB7258—2017，定義3.2.2] 3.7 動車組powered car train-set 由動車與拖車(有時還有控制車)組成固定編組使用的車組。 [GB/T4549.1—2004，定義2.94] 3.8 鐵道車輛railway vehicle；railway car 在鐵路軌道上用于運送旅客、貨物和為此服務或原則上編組在旅客列車、貨物列車中使用的單元載運工具。 [GB/T4549.1—2004，定義2.1] 3.9 客車carriage；passenger car；coach 鐵道車輛railway vehicle 供運送旅客和為此服務的或原則上編組在旅客列車中使用的車輛。 [GB/T4549.1—2004，定義2.2] 3.10 城市軌道交通車輛 urban rail transit vehicle 采用軌道結構進行承重和導向的車輛運輸系統，依據城市交通總體規劃的要求，設置全封閉或部分封閉的專用軌道線路，以列車或單車形式，運送相當規模客流量的公共交通方式。包括地鐵系統、輕軌系統、單軌系統、有軌電車、磁浮系統、自動導向軌道系統和市域快速軌道系統。 3.11 貨車wagon；freight car 供運送貨物和為此服務的或原則上編組在貨物列車中使用的車輛。按用途可分為通用火車和專用貨車。 [GB/T4549.1—2004，定義2.37] 3.12 專項作業車specical motor vehicle 裝置有專用設備或器具，在設計和制造上用于工程專項(包括衛生醫療)作業的汽車，如汽車起重機、消防車、混凝土泵車、清障車、高空作業車、掃路車、吸污車、鉆機車、儀器車、檢測車、監測車、電源車、通信車、電視車、采血車、醫療車、體檢醫療車等，但不包括裝置有專用設備或器具而座位數(包括駕駛人座位)超過9個的汽車(消防車除外)。 [GB7258—2017，定義3.2.3] 3.13 低速汽車low-speed vehicle 三輪汽車和低速貨車的總稱。 注：三輪汽車指最大設計車速小于或等于50km/h的，具有3個車輪的載貨汽車；低速貨車指最大設計車速小于70km/h的，具有4個車輪的載貨汽車。 [GB7258—2017，定義3.2.2.2] 3.14 掛車trailer 設計和制造上需由汽車或拖拉機牽引，才能在道路上正常使用的無動力道路車輛，包括牽引桿掛車、中置軸掛車和半掛車，用于載運貨物或特殊用途。 [GB7258—2017，定義3.3] 3.15 底漆primer 多層涂裝時，直接涂到底材上的涂料。 3.16 中涂primer surfacer 多層涂裝時，施涂于底涂層(或膩子層)與面涂層之間的涂料。 3.17 底色漆basecoat 表面需涂裝清漆的色漆。 3.18 實色漆solid color paint 不含金屬、珠光等效應顏料的色漆。 3.19 本色面漆solid color paint without clear coat 表面不需涂裝清漆的實色漆。 3.20 清漆varnish；clear coat 不含著色物質的一類涂料。 3.21 效應顏料effect pigment 通常為片狀顏料，除提供顏色外還能提供一些其他性能，如彩虹色(光在薄層上發生干涉而形成)，隨角異色(顏色變換、顏色跳躍、顏色明暗變化)或紋理。 [GB/T5206—2015，定義2.91] 3.22 高裝飾效應顏料漆high decorative coatings including effect pigment 含有效應顏料，且涂層橘皮值中長波≤15、短波≤25的一類涂料。 3.23 揮發性有機化合物volatile organic compound VOC 參與大氣光化學反應的有機化合物，或者根據有關規定確定的有機化合物。 3.24 揮發性有機化合物含量volatile organic compound content VOC含量 在規定的條件下測得的涂料中存在的揮發性有機化合物的質量。 [GB/T5206—2015，定義2.271] 3.25 施工狀態application condition 在施工方式和施工條件滿足相應產品技術說明書中的要求時，產品所有組分混合后，可以進行施工的狀態。 4產品分類 本標準將車輛涂料分為：水性涂料、溶劑型涂料、輻射固化涂料、粉末涂料。 5要求 5.1除特殊功能性涂料以外的各類車輛涂料中VOC含量的限量值應符合表1、表2和表3的要求。 注：特殊功能性涂料是指聚丙烯底材用底漆(含PP水)、侵蝕底漆、消除新舊涂膜結合處痕跡的輔助材料(接駁扣水)、打穿電泳層時用的修補中涂、防(抗)石擊性的涂料[不含輔助防(抗)石擊功能的涂料]、汽車發動機和排氣管等部位使用的耐高溫涂料、150℃以上高溫燒結成膜的聚四氟乙烯類涂料(耐化學介質、耐磨、潤滑、不粘等特殊功能)、彈性體用潤滑涂料、電鍍銀效果漆、自噴罐修補漆、標志漆等。 水性涂料中VOC含量的限量值應符合表1的要求；溶劑型涂料中VOC含量的限量值應符合表2的要求；輻射固化涂料中VOC含量的限量值應符合表3的要求。 當涂料產品明示適用于多種用途時，應符合各要求中最嚴格的限量值要求。與車身同步原廠涂裝的零部件涂料中VOC含量的限量值，按相應的原廠涂料產品的要求執行。 水性涂料和水性輻射固化涂料VOC含量項目測試時均不考慮水的稀釋比例。其他類型涂料按產品明示的施工狀態下的施工配比混合后測定，如多組分的某組分使用量為某一范圍時，應按照產品施工狀態下的施工配比規定的最大比例混合后進行測定。 表1水性涂料中VOC含量的限量值要求 產品類別 產品類型 限量值/(g/L) 汽車原廠涂料(乘用車、載貨汽車) 電泳底漆 ≤250 中涂 ≤350 底色漆 ≤530 本色面漆 ≤420 汽車原廠涂料[客車(機動車)] 電泳底漆 ≤250 其他底漆 ≤420 中涂 ≤300 底色漆 ≤420 本色面漆 ≤420 清漆 ≤420 汽車修補用涂料 底色漆 ≤420 本色面漆 ≤420 軌道交通車輛涂料[動車組、客車(鐵道車輛)、城市軌道交通車輛、牽引機車] 底漆 ≤250 中涂 ≤300 底色漆 ≤420 本色面漆 ≤420 清漆 ≤420 軌道交通車輛涂料(貨車) 底漆 ≤250 面漆 ≤420 摩托車(含電動摩托車)和自行車(含電動自行車)涂料、車輛用零部件涂料 外飾塑膠件用涂料 底漆 ≤450 色漆 ≤530 金屬件用涂料 底漆 ≤350 色漆 ≤480 清漆 ≤420 內飾件用涂料 底漆 ≤450 底色漆 ≤530 本色面漆 ≤420 清漆 ≤420 其他車輛(專項作業車、低速汽車、掛車等)涂料 底漆 ≤420 底色漆 ≤420 本色面漆 ≤420 清漆 ≤420 表2溶劑型涂料中VOC含量的限量值要求 產品類別 產品類型 限量值/(g/L) 汽車原廠涂料(乘用車) 中涂 ≤530 底色漆 ≤750 本色面漆 ≤550 清漆 啞光清漆[光澤(60°)≤60單位值] ≤600 其他 單組分 ≤550 雙組分 ≤500 載貨汽車原廠涂料及零部件涂料 底漆 單組分 ≤700 雙組分 ≤540 中涂 ≤500 底色漆 實色漆 ≤680 效應顏 料漆 高裝飾 ≤840 其他 ≤750 本色面漆 ≤550 清漆 ≤500 汽車原廠涂料[客車(機動車)] 底漆 ≤540 中涂 ≤540 底色漆 ≤770 本色面漆 ≤550 清漆 ≤480 汽車修補用涂料 底漆 ≤580 中涂 ≤560 底色漆 ≤770 本色面漆 ≤580 清漆 啞光清漆[光澤(60°)≤60單位值] ≤630 其他 ≤480 軌道交通車輛涂料[動車組、客車(鐵道車輛)、城市軌道交通車輛、牽引機車] 底漆 ≤540 中涂 ≤540 底色漆 ≤770 本色面漆 ≤550 清漆 ≤560 軌道交通車輛涂料(貨車) 底漆 ≤540 面漆 ≤550 表2(續) 產品類別 產品類型 限量值/(g/L) 摩托車(含電動摩托車)和自行車(含電動自行車)涂料、車輛用零部件涂料(載貨汽車除外) 外飾塑 膠件用 涂料 底漆 ≤700 色漆 ≤770 清漆 啞光清漆[光澤(60°) ≤60單位值] ≤650 其他 ≤560 金屬件 用涂料 底漆 ≤670 色漆 ≤680 效應顏料漆 ≤750 清漆 啞光清漆[光澤(60°)≤60單位值] ≤600 其他 單組分 ≤580 雙組分 ≤480 內飾件 用涂料 底漆 ≤670 色漆 ≤770 清漆 啞光清漆[光澤(60°)≤60單位值] ≤630 其他 ≤560 其他車輛(專項作業車、低速汽車、掛車等) 涂料 底漆 ≤540 中涂 ≤540 底色漆 ≤770 本色面漆 ≤580 清漆 ≤560 表3輻射固化涂料中VOC含量的限量值要求 產品類別 產品類型 限量值/(g/L) 水性 噴涂 ≤400 其他 ≤150 非水性 噴涂 ≤550 其他 ≤200 5.2各類車輛涂料中除VOC含量以外其他有害物質含量的限量值應符合表4的要求。 表4其他有害物質含量的限量值要求 項目 限量值 水性涂料 溶劑型涂料 輻射固化涂料 粉末涂料 水性 非水性 苯含量a/% ≤ — 0.3 — 0.1 — 甲苯與二甲苯(含乙苯)總和含量a/% ≤ — 30 — 1 — 苯系物總和含量a/% ≤ [限苯、甲苯、二甲苯(含乙苯)] 1 — 1 — — 鹵代烴總和含量a/% ≤ (限二氯甲烷、三氯甲烷、四氯化碳、1，1-二氯乙烷、1，2-二氯乙烷、1，1，1-三氯乙烷、1，1，2-三氯乙烷、1，2-二氯丙烷、1，2，3-三氯丙烷、三氯乙烯、四氯乙烯) — 0.1 — 0.1 — 乙二醇醚及醚酯總和含量a/(mg/kg) ≤ (限乙二醇甲醚、乙二醇甲醚醋酸酯、乙二醇乙醚、乙二醇乙醚醋酸酯、乙二醇二甲醚、乙二醇二乙醚、二乙二醇二甲醚、三乙二醇二甲醚) 300 — 重金屬含量/(mg/kg) ≤ (限色漆b) 鉛(Pb)含量 1000 鎘(Cd)含量 100 六價鉻(Cr6+)含量 1000 汞(Hg)含量 1000 a按產品明示的施工狀態下的施工配比混合后測定，如多組分的某組分的使用量為某一范圍時，應按照產品施工狀態下的施工配比規定的最大比例混合后進行測定，水性涂料和水性輻射固化涂料所有項目均不考慮水的稀釋比例。 b含有顏料、體質顏料、染料的一類涂料。 6測試方法 6.1取樣 產品按GB/T3186的規定取樣，也可按商定方法取樣。取樣量根據檢驗需要確定。 6.2試驗方法 6.2.1VOC含量 6.2.1.1密度 按GB/T6750—2007的規定進行，試驗溫度為(23±0.5)℃。 6.2.1.2光澤 按GB/T9754—2007的規定進行。用槽深(100±2)μm的濕膜制備器在黑玻璃或背面預涂無光黑漆的平板玻璃板上制備樣板，烘烤條件為(105±2)℃/1h，用60°鏡面光澤計測試。 6.2.1.3水性涂料中VOC含量 先按附錄A的規定，測試水性涂料中水分含量。 如涂料中水分含量大于或等于70%(質量分數)，按GB/T23986—2009的規定進行。稱取試樣約1g；色譜柱采用中等極性色譜柱(6%氰丙苯基/94%聚二甲基硅氧烷毛細管柱)，標記物為己二酸二乙酯。VOC含量按GB/T23986—2009中10.4計算。 如涂料中水分含量小于70%(質量分數)，按GB/T23985—2009的規定進行。不揮發物含量按GB/T1725—2007的規定進行，稱取試樣約1g，烘烤條件為(105±2)℃/1h。VOC含量按GB/T23985—2009中8.4計算。 6.2.1.4溶劑型涂料中VOC含量 按GB/T23985—2009的規定進行。不揮發物含量按GB/T1725—2007的規定進行，稱取試樣約1g，烘烤條件為(105±2)℃/1h。不測水分，水分含量設為零。VOC含量的計算，按GB/T23985—2009中8.3進行。 6.2.1.5輻射固化涂料中VOC含量 按GB/T34675—2017的規定進行。水性輻射固化涂料中VOC含量的計算，按GB/T34675—2017中8.4進行；水分含量的測定，按附錄A的規定進行。非水性輻射固化涂料中VOC含量的計算，按GB/T34675—2017中8.3進行；不測水分，水分含量設為零。 6.2.2苯含量、甲苯和二甲苯(含乙苯)總和含量 按GB/T23990—2009中A法的規定進行。苯含量、甲苯和二甲苯(含乙苯)含量的計算，按GB/T23990—2009中8.4.3進行。 6.2.3苯系物總和含量 按GB/T23990—2009中B法的規定進行。苯系物含量的計算，按GB/T23990—2009中9.4.3進行，并換算成質量分數(%)表示。 6.2.4鹵代烴總和含量 按GB/T23992—2009的規定進行。鹵代烴含量的計算，按GB/T23992—2009中8.5.2進行。 6.2.5乙二醇醚及醚酯總和含量 按GB/T23986—2009的規定進行。乙二醇醚及醚酯含量的計算，按GB/T23986—2009中10.2進行，并換算成毫克每千克(mg/kg)表示。 6.2.6重金屬含量 鉛(Pb)含量、鎘(Cd)含量、汞(Hg)含量的測定，按GB/T30647—2014的規定進行。 六價鉻(Cr6+)含量的測定，先按GB/T30647—2014的規定，測定試樣中的總鉻含量，再按附錄B的規定進行。