Product Information
CAS number	1310-73-2
EC index number	011-002-00-6
EC number	215-185-5
Grade	Ph Eur,BP,FCC,JP,NF,E 524
Hill Formula	HNaO
Chemical formula	NaOH
Molar Mass	40.00 g/mol
HS Code	2815 11 00

Physicochemical Information
Density	2.13 g/cm3 (20 °C)
Melting Point	319 - 322 °C
pH value	>14 (100 g/l, H₂O, 20 °C)
Solubility	1090 g/l

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H290: May be corrosive to metals. H314: Causes severe skin burns and eye damage.
Precautionary Statement(s)	P280: Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. 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	WB4900000
Storage class	8B Non-combustible, corrosive hazardous materials
WGK	WGK 1 slightly water endangering
Disposal	13 Bases and alcoholates should be diluted if necessary by carefully stirring them into water and then neutralized (protective gloves, fume cupboard!) with hydrochloric acid (Cat. No. 100312). Before placing in container D, check the pH with pH universal indicator strips (Cat. No. 109535).

Safety Information
Hazard Symbols	Corrosive
Categories of danger	corrosive
R Phrase	R 35 Causes severe burns.
S Phrase	S 26-37/39-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable gloves and eye/face protection.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 1823 , 8, II
Declaration (transport by air) IATA-DGR	UN 1823 , 8, II
Declaration (transport by sea) IMDG-Code	UN 1823 , 8, II, Segregation Group: 18 (Alkalis)

Specifications
Assay (acidimetric,NaOH)	≥ 98.0 %
Assay (total alkalinity calc. as NaOH)	98.0 - 100.5 %
Identity	passes test
Appearance of solution	passes test
Insoluble substances and organic matter	passes test
Carbonate (as Na₂CO₃)	≤ 0.5 %
Chloride (Cl)	≤ 0.005 %
Phosphate (PO₄)	≤ 0.002 %
Silicate (SiO₂)	≤ 0.01 %
Sulphate (SO₄)	≤ 0.003 %
Total nitrogen (N)	≤ 0.0005 %
Heavy metals (as Pb)	≤ 0.0005 %
Al (Aluminium)	≤ 0.001 %
As (Arsenic)	≤ 0.0003 %
Cu (Copper)	≤ 0.0005 %
Fe (Iron)	≤ 0.001 %
Hg (Mercury)	≤ 0.00001 %
K (Potassium)	≤ 0.1
Pb (Lead)	≤ 0.00005 %
Zn (Zinc)	≤ 0.0025 %
Residual solvents (Ph. Eur./USP/ICH)	excluded by manufacturing process
Residues of metal catalysts or metal reagents acc. to EMEA/CHMP/SWP/4446/2000 are not likely to be present.
Conforms to Ph Eur, BP, FCC, JP, NF, E524 Conforms to the purity criteria on food additives according to the current European Commission Regulation.

Taksit Seçenekleri

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MERCK 106482 Sodium hydroxide pellets EMPROVE® ESSENTIAL Ph Eur,BP,FCC,JP,NF,E 524 50 kg

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