Microcentrifuge tube 2 mL

CAS Number:  144-55-8

Molecular Weight:  84.01

Beilstein:  4153970

MDL number:  MFCD00003528

UNSPSC Code:  12352302

EC Index Number:  205-633-8

NACRES:  NA.21

grade:  ACS reagent

form:  powder

Appearance of solution: passes test

Identity: passes test

Assay (acidimetric; calculated on dried substance): 99.7 - 100.3 %

Assay (acidimetric): 99.0 - 101.0 %

Insoluble matter: ≤ 0.015 %

pH-value (5 %; water): ≤ 8.6

Chloride (Cl): ≤ 0.002 %

Phosphate (PO₄): ≤ 0.001 %

Sulfate (SO₄): ≤ 0.015 %

Phosphate and Silicate (as SiO₂): ≤ 0.005 %

Sulfur compounds (as SO₄): ≤ 0.003 %

Total nitrogen (N): ≤ 0.0005 %

Ammonium (NH₄): ≤ 0.0005 %

Heavy metals (as Pb): ≤ 0.0005 %

As (Arsenic): ≤ 0.0002 %

Ca (Calcium): ≤ 0.01 %

Cu (Copper): ≤ 0.0002 %

Fe (Iron): ≤ 0.0005 %

K (Potassium): ≤ 0.005 %

Mg (Magnesium): ≤ 0.005 %

Pb (Lead): ≤ 0.0005 %

Iodine reducing matter (as I): ≤ 0.0065 %

Loss on drying (Silica gel): ≤ 0.20 %

Corresponds to ACS, Reag. Ph Eur

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