润英蓝地于2月22日举行了标准培训宣贯会，对新发布的检验检测标准进行宣贯并针对每个标准方法的变更内容进行讲解。下面我们一起看看有哪些标准发生了变化：

1、ASTM D217-21a Standard Test Methods for Cone Penetration of Lubricating Grease 《润滑脂锥入度测定法》

2、ASTM D445-21e1 Standard Test Method for Kinematic Viscosity of Transparent and Opaque Liquids (and Calculation of Dynamic Viscosity) 《透明和不透明液体运动粘度测定法(含动力粘度计算法)》

3、ASTM D974-21 Standard Test Method for Acid and Base Number by Color-Indicator Titration 《酸值和碱值颜色指示剂测定法》

4、ASTM D976-21 Standard Test Method for Calculated Cetane Index of Distillate Fuels 《馏分燃料十六烷指数计算法》

5、ASTM D1401-21 Standard Test Method for Water Separability of Petroleum Oils and Synthetic 《石油和合成液水分离性测定法》

6、ASTM D2896-21 Standard Test Method for Base Number of Petroleum Products by Potentiometric Perchloric Acid Titration 《石油产品碱值测定法(高氯酸电位滴定法)》

7、ASTM D2983-21 Standard Test Method for Low-Temperature Viscosity of Automatic Trans -mission Fluids，Hydraulic Fluids，and Lubricants using a Rotational Viscometer 《布鲁克菲耳德粘度计测定机车液体润滑剂低温粘度的试验方法》

8、ASTM D3828-16a（2021） Standard Test Methods for Flash Point by Small Scale Closed Cup Tester 《使用小型闭杯试验机测定闪点的试验方法》

9、ASTM D4737-21 Standard Test Method for Calculated Cetane Index by Four Variable Equation 《用四变量方程计算十六烷指数的试验方法》

10、ASTM D1831-21 Standard Test Method for Roll Stability of Lubricating Grease《润滑脂滚筒安定性测定法》

11、ASTM D2783-21 Standard Test Method for Measurement of Extreme-Pressure Properties of Lubricating Fluids (Four-Ball Method) 《测量润滑液体极压性能的试验方法(四球法)》

12、ASTM D4172-21 Standard Test Method for Wear Preventive Characteristics of Lubricating Fluid (Four- Ball Method) 《润滑液防磨损特性试验方法(四球法)》

13、ASTM D5483-21 Standard Test Method for Oxidation Induction Time of Lubricating Greases by Pressure Differential Scanning Calorimetry 《利用压差扫描量热法测定润滑脂氧化诱导时间的标准试验方法》

14、ASTM D7412-21 Standard Test Method for Condition Monitoring of Phosphate Antiwear Additives in In-Service Petroleum and Hydrocarbon Based Lubricants by Trend Analysis Using Fourier Transform Infrared (FT-IR) Spectrometry 《用傅里叶变换红外光谱法对使用中石油和烃基润滑油中磷酸酯抗磨剂实行状态监测的试验方法》

15、ASTM D7414-21 Standard Test Method for Condition Monitoring of Oxidation in In-Service Petroleum and Hydrocarbon Based Lubricants by Trend Analysis Using Fourier Transform Infrared (FT-IR) Spectrometry 《使用傅里叶变换红外(FT-IR)光谱法通过趋势分析对正在使用的石油和碳氢基润滑油中氧化状态监测的标准试验方法》

16、ASTM D7415-21 Standard Test Method for Condition Monitoring of Sulfate By-Products in In-Service Petroleum and Hydrocarbon Based Lubricants by Trend Analysis Using Fourier Transform Infrared (FT-IR) Spectrometry 《使用傅里叶变换红外(FT-IR)光谱法通过趋势分析对正在使用的石油和碳氢基润滑剂中硫酸盐副产物状态监测的标准试验方法》

17、ASTM D7624-21 Standard Test Method for Condition Monitoring of Nitration in In-Service Petroleum and Hydrocarbon-Based Lubricants by Trend Analysis Using Fourier Transform Infrared (FT-IR) Spectrometry 《使用傅里叶变换红外(FT-IR)光谱法通过趋势分析对在用石油和烃基润滑油中硝化状态监测的标准试验方法》

除以上ASTM标准变更外，国标GB/T 261-2021《闪点的测定 宾斯基-马丁闭口杯法》和GB/T 17144-2021《石油产品 残碳的测定 微量法》也有了更新。

以上更新的标准，润英蓝地已经全部自查完毕，仪器设备、校准方法和操作步骤等均能满足新版本的要求。

润英蓝地在此提醒各位朋友，送检样品检测项目中如涉及更新标准，且需要CNAS与CMA认证标识，请与服务人员确认后送检，润英蓝地期待您的咨询！