Merck 105067 Potassium Nitrite Cryst.For Analysis Emsure® 250 gr

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MERCK

Stok Kodu

LB.M.105067.0250

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MERCK 105067

Potassium nitrite cryst.for analysis EMSURE®

Description
Catalogue Number	105067

Product Information
CAS number	7758-09-0
EC index number	007-011-00-X
EC number	231-832-4
Grade	ACS
Hill Formula	KNO₂
Molar Mass	85.11 g/mol
HS Code	2834 10 00
Quality Level	MQ300

Physicochemical Information
Density	1.92 g/cm3 (20 °C)
Melting Point	407 °C
pH value	7 - 10 (50 g/l, H₂O, 20 °C)
Bulk density	980 kg/m3
Solubility	2810 g/l

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H272: May intensify fire; oxidizer. H301: Toxic if swallowed. H400: Very toxic to aquatic life.
Precautionary Statement(s)	P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking. P221: Take any precaution to avoid mixing with combustibles. P273: Avoid release to the environment. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Signal Word	Danger
Storage class	5.1B Oxidizing hazardous materials
WGK	WGK 2 obviously hazardous to water
Disposal	22 Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I.

Safety Information
Hazard Symbols	Toxic Oxidising Dangerous for the environment
Categories of danger	oxidizing, toxic, dangerous for the environment
R Phrase	R 8-25-50 Contact with combustible material may cause fire.Toxic if swallowed.Very toxic to aquatic organisms.
S Phrase	S 45-61 In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid release to the environment. Refer to special instructions/ Safety data sheets.

Storage and Shipping Information
Storage	Store at +5 °C to +30 °C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1488 , 5.1, II
Declaration (transport by air) IATA-DGR	UN 1488 , 5.1, II
Declaration (transport by sea) IMDG-Code	UN 1488 , 5.1, II, Segregation Group: 12 (Nitrites and their mixtures)

Specifications
Assay (cerimetric)	≥ 97.0 %
Insoluble matter	≤ 0.01 %
pH-value (5 %; water)	7.0 - 10.0
Chloride (Cl)	≤ 0.005 %
Sulfate (SO₄)	≤ 0.005 %
Heavy metals (as Pb)	≤ 0.0005 %
Ca (Calcium)	≤ 0.003 %
Fe (Iron)	≤ 0.0005 %
Mg (Magnesium)	≤ 0.002 %
Na (Sodium)	≤ 0.5 %
Corresponds to ACS

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Merck 105067 Potassium Nitrite Cryst.For Analysis Emsure® 250 gr

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