send us an inquiry |
LC1239 Calcium hydroxidefor the preparation of DIN 19266 pH standard buffer solutions |
Order number | Packaging | Quantity | Price € |
AC28239 | Glass bottle | 25 g | 48.60 |
Product information | |
Hill Formula | H2CaO2 |
Chemical formula | Ca(OH)2 |
HS Code | 2825 90 19 |
EC number | 215-137-3 |
Molar mass | 74.09 g/mol |
CAS number | 1305-62-0 |
Chemical and physical data | |
Solubility | 1.7 g/l (20 °C) |
Melting point | 550 °C (decomposition) |
Molar mass | 74.09 g/mol |
Density | 2.24 g/cm3 (20 °C) |
Bulk density | 400 kg/m3 |
pH value | 12.6 (H2O, 20 °C) (saturated solution) |
Boiling point | 2850 °C (decomposition) |
Vapor pressure | (20 °C) |
Safety information according to GHS | |
Hazard Statement(s) | H318: Causes serious eye damage. |
Precautionary Statement(s) | P280: Wear protective gloves/eye protection/face protection. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P313: Get medical advice/attention. |
Signal Word | Danger |
Hazard Pictogram(s) | ![]() |
RTECS | EW2800000 |
Storage class | 10 – 13 Other liquids and solids |
WGK | WGK 1 slightly water endangering |
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 | |
R Phrase | R 41 Risk of serious damage to eyes. |
S Phrase | S 22-24-26-39 Do not breathe dust.Avoid contact with skin.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection. |
Categories of danger | irritant |
Hazard Symbol | ![]() |
Toxicological data | |
LD 50 oral | LD50 rat 7340 mg/kg |
Specifications | |
pH-value (25°C) | 12.43 – 12.47 |