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Merck 106449 Sodium fluoride for analysis EMSURE ACS Reag. Ph Eur 250 gr

Merck 106449 Sodium fluoride for analysis EMSURE ACS Reag. Ph Eur 250 gr

Merck 106449 Sodium fluoride for analysis EMSURE ACS Reag. Ph Eur 250 gr

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MERCK

Stok Kodu

LB.M.106449.0250

Kısa Bilgi

CAS Number: 7681-49-4 EC Number: 231-667-8 Molar Mass: 41.99 g/mol Chemical Formula: NaF Hill Formula: FNa Grade: Reag. Ph Eur

1.825,42 TL + KDV

2.190,50 TL

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MERCK 106449

Sodium fluoride for analysis EMSURE® ACS Reag. Ph Eur

Description
Catalogue Number	106449
Replaces	SX0550-5

Product Information
CAS number	7681-49-4
EC index number	009-004-00-7
EC number	231-667-8
Grade	ACS,ISO,Reag. Ph Eur
Hill Formula	FNa
Chemical formula	NaF
Molar Mass	41.98 g/mol
HS Code	2826 19 10
Quality Level	MQ300

Physicochemical Information
Density	2.8 g/cm3 (20 °C)
Melting Point	996 °C
pH value	10.2 (40 g/l, H₂O, 20 °C)
Vapor pressure	1 hPa (1077 °C)
Solubility	42 g/l soluble

Toxicological Information
LD 50 oral	LD50 Rat 148.5 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H301: Toxic if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. EUH032: Contact with acids liberates very toxic gas.
Precautionary Statement(s)	P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Signal Word	Danger
RTECS	WB0350000
Storage class	6.1 D Non combustible, acute toxicity cat. 3 / toxic or substances with chronic effects
WGK	WGK 1 slightly hazardous to water

Safety Information
Hazard Symbols	Toxic
Categories of danger	toxic, irritant
R Phrase	R 25-32-36/38 Toxic if swallowed.Contact with acids liberates very toxic gas.Irritating to eyes and skin.
S Phrase	S 22-36-45 Do not breathe dust.Wear suitable protective clothing.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

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

Transport Information
Declaration (railroad and road) ADR, RID	UN 1690 , 6.1, III
Declaration (transport by air) IATA-DGR	UN 1690 , 6.1, III
Declaration (transport by sea) IMDG-Code	UN 1690 , 6.1, III

Specifications
Assay (precipitative titration)	≥ 99.5 %
In water insoluble matter	≤ 0.01 %
Free alkali (as NaOH)	≤ 0.04 %
Free acid (as hydrofloric acid)	≤ 0.05 %
Chloride (Cl)	≤ 0.003 %
Hexafluorosilicate (SiF₆)	≤ 0.075 %
Sulfate (SO₄)	≤ 0.01 %
Sulfite (SO₃)	≤ 0.005 %
Heavy metals (as Pb)	≤ 0.001 %
Ca (Calcium)	≤ 0.004 %
Cu (Copper)	≤ 0.0002 %
Fe (Iron)	≤ 0.002 %
K (Potassium)	≤ 0.02 %
Loss on drying (150 °C, 4 h)	≤ 0.2 %

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