diff --git a/src/views/business/comps/template/mixins/templateMixin.js b/src/views/business/comps/template/mixins/templateMixin.js
index c071b31..5ff4052 100644
--- a/src/views/business/comps/template/mixins/templateMixin.js
+++ b/src/views/business/comps/template/mixins/templateMixin.js
@@ -458,9 +458,11 @@ export default {
 		//更新起始溶液体积时，计算目标溶液预计浓度
 		updateTargetStartSolutionVolume(item, volume,unitParams) {
 			const {startUnit,headerSelectFields} = unitParams
+			const {targetSolutionConcentrationUnit,targetSolutionVolumeUnit,targetStartSolutionVolumeUnit,targetDiluentVolumeUnit} = headerSelectFields
 			const precision = item.targetStartSolutionVolumePrecision || 0
 			const concentration = item.targetSolutionConcentration || 0
 			const targetVolume = item.targetSolutionVolume || 0
+			
 			//目标溶液预计浓度:（目标溶液预计体积 乘以 起始溶液浓度）除以 起始溶液体积
 			const result = Number(((concentration * targetVolume) / volume).toFixed(
 				precision