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About This Item
Product Name
Sodium hydroxide solution, 49-51% in water, eluent for IC
InChI
1S/Na.H2O/h;1H2/q+1;/p-1
SMILES string
[OH-].[Na+]
InChI key
HEMHJVSKTPXQMS-UHFFFAOYSA-M
vapor pressure
3 mmHg ( 37 °C)
form
liquid
concentration
49-51% in water
technique(s)
ion chromatography: suitable
impurities
≤0.0005% total nitrogen (N)
≤0.01% ammonium hydroxide precipitate
Quality Level
pH
14.0
solubility
water: soluble (completely miscible)
anion traces
carbonate (as Na2CO3): ≤1000 mg/kg
chloride (Cl-): ≤100 mg/kg
phosphate (PO43-): ≤5 mg/kg
silicate (as SiO2): ≤10 mg/kg
sulfate (SO42-): ≤10 mg/kg
cation traces
Al: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤100 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤10 mg/kg
Zn: ≤5 mg/kg
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Application
Metrohm IC application note AN-P-055:Lactose residues in "lactose-free" milk.
General description
Other Notes
signalword
Danger
hcodes
Hazard Classifications
Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1A
Storage Class
8B - Non-combustible corrosive hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
Deleterious substance
pdsc
Substances Subject to be Indicated Names
ishl_indicated
Substances Subject to be Notified Names
ishl_notified
72064-500ML:4548173178943 + 72064-VAR: + 72064-BULK:
jan
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