前言：WERCS
Please use the following steps to search for ingredients in the WERCSmart database:
Within your product registration, please select the "Product Characteristics" tab. Select the "Ingredients" section to open and edit the ingredients present in your product's formulation. You may now select the box that says "Start typing a component name to search" on the left side of the page.Selecting this box will produce a dropdown where you can type in your ingredient information.You can search for your ingredient by typing in either the name of the ingredient, or the numerical identifier of your ingredient. The numerical identifier may be presented as a number with either CAS, NA or RR listed before the number. If the number is listed with "WPS" followed by seven digits, then the ingredient is a "Third Party Formulation" that was registered by a Third Party Formulator. This type of ingredient entry will be covered more in depth in Scenario 3 of this article.Once you see your desired ingredient populate on the list, you can select the most accurate ingredient to add this to your formulation.进行WERCSmart认证可以为零售商快速便捷地获取准确的合规和可持续性数据而专门开发的行业的零售程序，该程序为供应商提供了一个安全的，直观的方式来提交编辑一套完整的危害传递数据所需的关键产品及化学成分数据，直接将供应商注册的产品信息传递给零售商。
这是一个规定，也不是强制要求做的，但是产品要进入美国超市，是必须做WERCS认证的。
WPS ID是WERCSmart注册时，系统会自动生成一个WPS ID即Wercs系统分配给每个产品的唯一ID，用于识别产品。
零售商可以拥有多个供应商WPS ID。而且，随着时间的推移，早期的供应商WPS ID可能会变为非活动状态，因此您可以根据需要更新帐户。
沃尔玛的供应商WPS ID为六（6）位数字。您可能会获得一个9位数的标识符。您将在WERCSmart中使用您的WPS ID的前六位数字。
Sears的供应商WPS ID是您的DUNS编号，长度可以是11位。如有必要，在DUNS编号的开头添加零，使长度为11位。