Merck 105029 Potassium hydroxide pellets pellets for analysis (max. 0.05% Na) EMSURE® ACS, Reag. Ph Eur 1 kg

Category

Kostik Alkali ve Bazlar

Brand

MERCK

Stock Code

LB.M.105029.1000

Teklif Sepetine Ekle

Stok Sorunuz

Merck 105029 Potassium hydroxide pellets pellets for analysis (max. 0.05% Na) EMSURE® ACS, Reag. Ph Eur 1 kg
Catalogue Number	105029
Synonyms	Potash caustic

Merck 105029 Potassium hydroxide pellets for analysis (max. 0.05% Na) EMSURE® ACS, Reag. Ph Eur

Product Information
CAS number	1310-58-3
EC index number	019-002-00-8
EC number	215-181-3
Grade	ACS,Reag. Ph Eur
Hill Formula	HKO
Chemical formula	KOH
Molar Mass	56.11 g/mol
HS Code	2815 20 00
Quality Level	MQ300

Physicochemical Information
Density	2.04 g/cm3 (20 °C)
Melting Point	380 °C
pH value	13.5 (5.6 g/l, H₂O, 25 °C)
Vapor pressure	1 hPa (719 °C)
Solubility	1130 g/l

Toxicological Information
LD 50 oral	LD50 Rat 333 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H290: May be corrosive to metals. H302: Harmful if swallowed. 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. P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with 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.
Signal Word	Danger
RTECS	TT2100000
Storage class	8A 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	harmful, corrosive

Storage and Shipping Information
Storage	Store at +2 °C to +30 °C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 1813 , 8, II
Declaration (transport by air) IATA-DGR	UN 1813 , 8, II
Declaration (transport by sea) IMDG-Code	UN 1813 , 8, II, Segregation Group: 18 (Alkalis)

Specifications
Assay (KOH)	85.0 - 100.5 %
Assay (total alkalinity calc. as KOH)	85.0 - 100.5 %
Identity	passes test
Appearance of solution	passes test
Carbonate (K₂CO₃)	≤ 1.0 %
Chloride (Cl)	≤ 0.01 %
Phosphate (PO₄)	≤ 0.0005 %
Silicate (SiO₂)	≤ 0.005 %
Sulfate (SO₄)	≤ 0.0005 %
Total nitrogen (N)	≤ 0.0005 %
Heavy metals (ACS)	≤ 0.001 %
Al (Aluminium)	≤ 0.001 %
Ca (Calcium)	≤ 0.001 %
Fe (Iron)	≤ 0.0005 %
Mg (Magnesium)	≤ 0.002 %
Na (Sodium)	≤ 0.05 %
Ni (Nickel)	≤ 0.0005 %

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Merck 105029 Potassium hydroxide pellets pellets for analysis (max. 0.05% Na) EMSURE® ACS, Reag. Ph Eur 1 kg

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