PHInformation(PH值信息)

Definition：PH is defined as the acidity or alkalinity of an aqueous solution. It is defined as the logarithm of the reciprocal of the hydrogenion concentration of a solution. pH= log10 1/[H+].

定义：PH是指水溶液的酸度或碱度。它等于溶液中氢离子浓度的负对数。pH= log10 1/[H+]。

类型：CLASS（类）

Cardinality（基数）：0..1

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BMS代码表ID：

xPath：/catalogue_item_notification:catalogueItemNotificationMessage/transaction/documentCommand/catalogue_item_notification:catalogueItemNotification/catalogueItem/tradeItem/tradeItemInformation/extension/*[namespace-uri()=’urn:gs1:gdsn:safety_data_sheet:xsd:3’ and local-name()=’safetyDataSheetModule’]/safetyDataSheetInformation/physicalChemicalPropertyInformation/pHInformation