Sodıum Hydroxıde Pellets Extra Pure (9050)

ürün Kodu : 106482.9050

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Ürün Grubu : Merck Kimyasalları

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Description
Catalogue Number 106482
Synonyms Soda caustic
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 g/mol
HS Code 2815 11 00
Quality Level MQ500
Physicochemical Information
Density 2.13 g/cm3 (20 °C)
Melting Point 318 °C
pH value >14 (100 g/l, H₂O, 20 °C)
Vapor pressure <24 hPa (20 °C)
Solubility 1090 g/l
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s) H290: May be corrosive to metals.
H314: Causes severe skin burns and eye damage.
Precautionary Statement(s) P234: Keep only in original packaging.
P260: Do not breathe dust or mist.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word Danger
RTECS WB4900000
Storage class 8B Non-combustible, corrosive hazardous materials
WGK WGK 1 slightly hazardous to water
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
Categories of danger corrosive
Storage and Shipping Information
Storage Store at +15°C to +25°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 %
Assay (Na) 54.0 - 59.8 %
Identity passes test
Appearance of solution passes test
Insoluble substances and organic matter passes test
Carbonate (as Na₂CO₃) ≤ 0.5 %
Chloride (Cl) ≤ 0.015 %
Phosphate (PO₄) ≤ 0.002 %
Silicate (SiO₂) ≤ 0.01 %
Sulfate (SO₄) ≤ 0.010 %
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) ≤ 0.0010 %
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
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities).
Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Conforms to Ph Eur, BP, FCC, JP, NF, E524
Conforms to the purity criteria on food additives according to the current European Commission Regulation.

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