Phthalic acid, bis-n-heptyl ester

Formula:C22H3404

Mol. Weight: 362.51

CAS No.:3648-21-3

Storage Temperature:20℃+-4℃

Storage and handling The RM should be stored in the orgnalseded bote at the tempertur greabve.,Aferue thebotrteshudbe ghby oed ad protecedfrom mostre andlahnt meexpirv date is valid for original sealed bottles under recommended storage conditions only.

Purity:99.23%(g/g)

Expanded Uncertainty U=0.30% (g/g)

The unceralntyof ths stendard scalcutated in acordange with the SD Gude 34 and EJRACHEM/CITAC Gude- uantfying Ungertaintyi Analyrcal Measurement, Second Edton.The espandd unceranty is ulexg)=u(RBMjx比 where s the coverge fcor the 95%conlidence evelfe2, Uncetaity uRM)is hased on the combiatan of the uncertantes assoiated wtheach indwodual oparation inwobed inthe analysoftheproduct ; pharlitheuneraity o pury deeminato, ubbl neany dhomgenetytest; ultst uncertainty of stablity est lon-term; ulss uncertalnty a stablity tetshart-tem .u(astand ass)are no inabudedinthe caouration sthe tabilty sementbeaedonea
evidence opposed to simulation.

Minimum eamplos 1 mg ks roommanded as the minimalsanole amount. fess materl s sed tsreomnmended toinrease tecrdidunc ertity hy arecor dfou iw thi smpe an:factor of four for a auarter of sample.

ntended use:Use this RM as calibrant for chromatography or any other anaytical technique.

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Traceability: The balances used are calibrated with weights traceable to the national standards (DKD).

calibrated class A glassware is used for volumetric measurements.

Water Content:<0.10% (g/g)by Karl-Fischer-Titration (U(exp)=0.07% (g/g)).

ldentity: EA, NMR, RT,IlR, MS

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