Buffer Cleaner
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Properties :
Appearance | White, finely crystalline salt |
KPS (PPS) content (typically) | 99.0 % w/w |
Active oxygen (typically) | 5.9 % w/w |
Acid content (based on H2SO4,typically) | 0.05 % |
Iron content (typically) | 1 mg/kg |
Bulk density (typically) | 1100 g/l |
Melting point | Decomposition At above 65 °C |
Solubility in water at 10/20/40/60°C | 30/50/105/210 g/l |
pH of a 1% solution in water (typically) | 3.7 |
pH of a 10% solution in water (typically) | 3.1 |
Recommended storage temperature | Below 30 °C |
Moisture content (typically)% | < 0.03 |
Molecular Weight | 270.3 kg/kmol |
Specific Gravity |
2,480 kg/m³ |
Physical state at 20 °C : | Solid |
Odour threshold : | No data available |
pH value : | Not applicable. |
Melting point [°C] : | 811°C |
Decomposition point [°C] : | 1300°C |
Critical temperature [°C] : | N/A |
Auto-ignition temperature [°C] : | N/A |
Flammability (solid, gas) : | N/A |
Flash point [°C] : | N/A |
Boiling point [°C] : | N/A |
Initial boiling point [°C] : | N/A |
Final boiling point [°C] : | N/A |
Evaporation rate : | N/A |
Vapour pressure [20°C] : | N/A |
Vapour pressure mm/Hg : | N/A |
Vapour density : | N/A |
Density [g/cm3] : | 4,43 |
Relative density, gas (air=1) : | N/A |
Relative density, liquid (water=1) : | N/A |
Solubility in water [% weight] : | Slightly soluble |
Solubility in water : | N/A |
Log Pow octanol / water at 20°C : | No data available. |
Solubility : | N/A |
Viscosity at 40°C [mm2/s] : | N/A |
Explosive properties : | N/A |
Explosion limits - upper [%] : | N/A |
Explosion limits - lower [%] : N/A | N/A |
Oxidising properties : | No data available. |
Barium may cause constipation or impacted stool after the swallowing test if it isn't completely cleared from your body. You can manage constipation by drinking plenty of fluids and eating foods high in fiber to help the rest of the barium leave your body.
Boiling point: 240 °C (464 °F; 513 K)
EC Number: 215-676-4
Crystal Glass Etching Acid
Melting point :124.6°C (Sublimes at higher temperature)
Boiling point : 239.5°C
When dissolved in water, cooling takes place. Material is Hygroscopic at 50% humidity.
Analysis
Appearance : White crystalline solid (Orthorhombic crystals)
NH4HF2 : 98.76%*
(NH4)2SO4 : 0.05%
(NH4)2SiF6 :0.20%
Moisture :0.59%
Solubility in water : 60.2 g at 20°C and 156.4g at 60°C per 100ml of water
Solubility in HCl : 10% (w/v) sample is soluble in 15% (w/w) of HCl at 25°C
*Assay: Weigh accurately about 1.0gm of Crystal Glass Etching Acidsample. Dissolve it in 100ml distilled water. Titrate with about 1N NaOH. Use Phenolphthalein as indicator. End point is Colourless to Pink.
% acidity as HF = A / B
1st calculate Consumption of NaOH, B.R. X Normality of NaOH X 0.02 X 100 = A
Then Divided the result with " Weight of the sample " = B
%NH4HF= %acidityasHFx57 / 20
Crystal Glass Etching Acid is a white crystal salt chemically when Crystal Acid comes in contact with water resulting with the formation of HF. It is used to brighten aluminum and other metals.
Main Ingredients | : | Salt Mixture with Corrosion Inhibitor |
Inhibitors and
water
6
Inhibitors
|
: | 6 % |
Colour Bright | : | Yellow |
Nitrite Content | : | 7.5 to 8.5% |
Chloride Content | : | 0.10% Max. |
pH of solution | : | 9.5 - 10.5 |
Odour | : | PRACTICALLY ODOURLESS |
Solubility in water | : | SOLUBLE |
Working Temp Range | : | > 400 Deg.C |
Density @ 20 Deg.C | : | 1160 Kg/m3 |
Reverse Alkalinity | : | Minimm 15.0 ml |
Vapour pressure | : | .07 mbar at 20oC |
Hear Transfer Salt TR | : | 155 |
Skin absorption/irritation | : | YES |
TLV Country | : | |
Pollution category 1994 | : |
III |
Why use Heat Transfer molten salts?
Heat Transfer Salt extend the upper range of the temperature limits in which a liquid heat transfer media can be used.