257 Risultati per: "Aristar VWR"

Supplier: VWR Chemicals

CsNO₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

Sc₂O₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

Ba(NO₃)₂ in HNO₃ 2-5%

Supplier: VWR Chemicals

Pb(NO₃)₂ in HNO₃ 2%

Supplier: VWR Chemicals

This certified reference material is produced using a high purity starting material, acid from sub-boiling and 18 MOhm deionized water and filtered through a 0.2 micron filter.

Supplier: VWR Chemicals

Sr(NO₃)₂ in HNO₃ 2-5%

Supplier: VWR Chemicals

Ho₂O₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

Fe in HNO₃ 2-5%

Supplier: VWR Chemicals

W in H₂O tr.NH₄OH

Supplier: VWR Chemicals

Tb₄O₇ in HNO₃ 2-5%

Supplier: VWR Chemicals

Nd₂O₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

HCl 5% in Acqua ASTM Tipo II

Supplier: VWR Chemicals

Lu₂O₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

Ta in H₂O tr. HF

Supplier: VWR Chemicals

(11 Elementi in HCl 10 %)

Supplier: VWR Chemicals

(25 Elementi in soluzione di acido nitrico 5 % )

Supplier: VWR Chemicals

NH₄H₂PO₄ in H₂O

Supplier: VWR Chemicals

Co in HNO₃ 2-5%

Supplier: VWR Chemicals

KNO₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

ICP multi-element solution according to USP 232 dietary supplements.

Supplier: VWR Chemicals

In in HNO₃ 2-5%

Supplier: VWR Chemicals

The VWR® Matrix modifier solutions have especially been developed for use in GF-AAS to eliminate matrix effects. They can be used either diluted or as mixtures.

Supplier: VWR Chemicals

Eight elements in 7% nitric acid.

Supplier: VWR Chemicals

Sn in HNO₃ con tracce di HF

Supplier: VWR Chemicals

CsNO₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

Er₂O₃ in HNO₃ 2-5%

Supplier: VWR Chemicals

Bi in HNO₃ 2-5%

Supplier: VWR Chemicals

Sn in HCl

Supplier: VWR Chemicals

(NH₄)₂MoO₄ in HNO₃ (2-5%), con tracce di HF

Supplier: VWR Chemicals

(NH₄)₂GeF₆ in H₂O con tracce di HF