MERCK 104952 Potassium chromate for analysis EMSURE® ACS,Reag. Ph Eur. CAS No. 7789-00-6, EC Number 232-140-5
MERCK

MERCK 104952 Potassium chromate for analysis EMSURE® ACS,Reag. Ph Eur. CAS No. 7789-00-6, EC Number 232-140-5

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KİMYASAL ÜRÜNLER
Stok Kodu
SLV.M.104952.1000
Fiyat
237,59 EUR + KDV
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Description
Catalogue Number 104952
Synonyms chromic acid potassium salt
Product Information
CAS number 7789-00-6
EC index number 024-006-00-8
EC number 232-140-5
Grade ACS,Reag. Ph Eur
Hill Formula CrK₂O₄
Chemical formula K₂CrO₄
Molar Mass 194.19 g/mol
HS Code 2841 50 00
Applications
Application Potassium chromate for analysis EMSURE® ACS,Reag. Ph Eur. CAS No. 7789-00-6, EC Number 232-140-5.
Physicochemical Information
Density 2.73 g/cm3 (18 °C)
Melting Point 985 °C
pH value 9.0 - 9.8 (50 g/l, H₂O, 20 °C)
Bulk density 1400 kg/m3
Solubility 637 g/l
Safety Information according to GHS
Hazard Pictogram(s)


Hazard Statement(s) H340: May cause genetic defects.
H350i: May cause cancer by inhalation.
H315: Causes skin irritation.
H317: May cause an allergic skin reaction.
H319: Causes serious eye irritation.
H335: May cause respiratory irritation.
H410: Very toxic to aquatic life with long lasting effects.
Precautionary Statement(s) P201: Obtain special instructions before use.
P273: Avoid release to the environment.
P280: Wear protective gloves.
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 + P313: IF exposed or concerned: Get medical advice/ attention.
Signal Word Danger
Storage class 6.1B Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK WGK 3 highly water endangering
Disposal 22
Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I.
Safety Information
Hazard Symbols Dangerous for the environment
Toxic
Categories of danger carcinogenic, mutagenic, irritant, sensitizing, dangerous for the environment
R Phrase R 49-46-36/37/38-43-50/53
May cause cancer by inhalation.May cause heritable genetic damage.Irritating to eyes, respiratory system and skin.May cause sensitisation by skin contact.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 53-45-60-61
Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Storage and Shipping Information
Storage Store below +30°C.
Transport Information
Declaration (railroad and road) ADR, RID UN 3288 , 6.1, II
Declaration (transport by air) IATA-DGR UN 3288 , 6.1, II
Declaration (transport by sea) IMDG-Code UN 3288 , 6.1, II
Specifications
Assay (iodometric) ≥ 99.5 %
In water insoluble matter ≤ 0.005 %
pH-value (5 %; water) 9.0 - 9.8
Chloride (Cl) ≤ 0.001 %
Sulphate (SO₄) ≤ 0.01 %
Ca (Calcium) ≤ 0.005 %
Na (Sodium) ≤ 0.02 %
Pb (Lead) ≤ 0.005 %
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MERCK 104952 Potassium chromate for analysis EMSURE® ACS,Reag. Ph Eur. CAS No. 7789-00-6, EC Number 232-140-5 SLV.M.104952.1000
MERCK 104952 Potassium chromate for analysis EMSURE® ACS,Reag. Ph Eur. CAS No. 7789-00-6, EC Number 232-140-5

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