Merck 104885 Potassium Hydrogen Sulfate For Analysis Emsure® Reag. pH Eur 2.5 kg

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MERCK

Stok Kodu

LB.M.104885.2500

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MERCK 104885

MERCK 104885 Potassium hydrogen sulfate for analysis EMSURE® Reag. Ph Eur

Postscript
Catalogue Number	104885
Synonyms	Potassium bisulfate

Product Information
CAS number	7646-93-7
EC index number	016-056-00-4
EC number	231-594-1
Grade	Reag. Ph Eur
Hill Formula	HKO₄S
Chemical formula	KHSO₄
Molar Mass	136.17 g/mol
HS Code	2833 29 80
Quality Level	MQ300

Physicochemical Information
Density	2.24 g/cm3 (20 °C)
Melting Point	195 °C (decomposition)
pH value	1 (50 g/l, H₂O, 20 °C)
Bulk density	1140 kg/m3
Solubility	490 g/l (development of heat)

Toxicological Information
LD 50 oral	LD50 Rat 2340 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H314: Causes severe skin burns and eye damage. H335: May cause respiratory irritation.
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	TS7200000
Storage class	8B Non-combustible, corrosive hazardous materials
WGK	WGK 1 slightly hazardous to water
Disposal	14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).

Safety Information
Hazard Symbols	Corrosive
Categories of danger	corrosive
R Phrase	R 34-37 Causes burns.Irritating to respiratory system.
S Phrase	S 26-36/37/39-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, 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 2509 , 8, II
Declaration (transport by air) IATA-DGR	UN 2509 , 8, II
Declaration (transport by sea) IMDG-Code	UN 2509 , 8, II, Segregation Group: 1 (Acids)

Specifications
Assay (alkalimetric)	≥ 99.0 %
Chloride (Cl)	≤ 0.0005 %
Phosphate (PO₄)	≤ 0.001 %
Total nitrogen (N)	≤ 0.001 %
Heavy metals (as Pb)	≤ 0.0005 %
Al (Aluminium)	≤ 0.002 %
Ca (Calcium)	≤ 0.005 %
Fe (Iron)	≤ 0.0005 %
Na (Sodium)	≤ 0.005 %
Corresponds to Reag. Ph Eur

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