DB11/ 552-2008 (English Version) PDF

Scope: This standard specifies the properties, index requirements, test methods, sampling and acceptance, packaging, storage and labeling of urea solutions for vehicles. This standard applies to the production and inspection of urea solution for vehicles.

DB11/ 552-2008 Referenced Document

GB 15346 Chemical reagent.Packaging and marking*， 2012-12-31 Update
GB/T 601 Chemical reagent.Preparations of reference titration solutions*， 2016-10-13 Update
GB/T 602 Chemical reagent--Preparations of standard solutions for impurity
GB/T 603 Preparation of preparations and products used in chemical reagent test methods*， 2023-08-06 Update
GB/T 611 Chemical reagent—General method for the determination of density*， 2021-08-20 Update
GB/T 614 Chemical reagent—General method for the determination of refractive index*， 2021-08-20 Update
GB/T 6682 Water for analytical laboratory use.Specification and test methods
GB/T 9721 chemical reagent General rules for the molecular absorption spectrophotometry (ultraviolet and visible)
GB/T 9723-2007 Chemical reagent.General rule for flame atomic absorption spectrometric analysis
GB/T 9727 Chemical reagent.General method for the determination of phosphate
GB/T 9734 Chemical reagent.General method for the determination of aluminium
GB/T 9738 Chemical reagent.General method for the determination of water insoluble matter
GB/T 9739 Chemical reagent.General method for the determination of iron
HG/T 3921 Chemical reagent.Regulations for sampling and acceptance