Sodium hydroxide, puriss. p.a., ACS reagent, K ≤0.02%, ≥98.0% (T), pellets | NaOH

Related Categories	ACS Grade, ACS Grade Acids & Bases, Acids & Bases, Analytical Reagents, Analytical Reagents for General Use, Analytical/Chromatography, Essential Chemicals, Inorganic Salts, Solutions and Reagents, Puriss p.a. ACS, Q-S, Puriss p.a. ACS, Research Essentials, Sodium Hydroxide (NaOH) and Sodium Hydroxide Solutions More...
grade	ACS reagent
vapor density	>1 (vs air)
vapor pressure	<18 mmHg ( 20 °C)
	3 mmHg ( 37 °C)
grade	puriss. p.a.
assay	≥98.0% (T)
form	pellets
impurities	≤0.0003% total nitrogen (N)
	≤0.0005% silicon dioxide (SiO₂)
	≤1.0% sodium carbonate (Na₂CO₃)
mp	318 °C(lit.)
anion traces	chloride (Cl^-): ≤10 mg/kg
	phosphate (PO₄^3-): ≤5 mg/kg
	sulfate (SO₄^2-): ≤5 mg/kg
cation traces	Ag: ≤5 mg/kg
	Al: ≤5 mg/kg
	Ba: ≤5 mg/kg
	Bi: ≤5 mg/kg
	Ca: ≤5 mg/kg
	Cd: ≤5 mg/kg
	Co: ≤5 mg/kg
	Cr: ≤5 mg/kg
	Cu: ≤5 mg/kg
	Fe: ≤5 mg/kg
	Hg: ≤0.1 mg/kg
	K: ≤200 mg/kg
	Li: ≤5 mg/kg
	Mg: ≤5 mg/kg
	Mn: ≤5 mg/kg
	Mo: ≤5 mg/kg
	Ni: ≤5 mg/kg
	Pb: ≤5 mg/kg
	Sr: ≤5 mg/kg
	Tl: ≤5 mg/kg
	Zn: ≤5 mg/kg

Reagent for the decomposition of silicates by fusion^1,²

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Symbol	GHS05
Signal word	Danger
Hazard statements	H314
Precautionary statements	P280-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
Hazard Codes (Europe)	C
Risk Statements (Europe)	35
Safety Statements (Europe)	26-37/39-45
RIDADR	UN 1823 8/PG 2
WGK Germany	1
RTECS	WB4900000