Name: deep chrome yellow-124
Appearance: yellow powder
HS Code: 32062000
CAS NO: 6054-97-3
Molecular formula: PbCrO4
Packing: 25kg lining compound bag
Properties:
There are many varieties of shade with the ratio of raw materials and preparation conditions, different products are generally lemon chrome yellow, light chrome yellow, chrome yellow, deep chrome yellow chrome yellow and orange and other five. The main component of chrome yellow is lead chromate. Light chrome yellow lead chromate and lead sulfate is the crystal isomorphism. Orange chrome yellow (ie, chromium orange) is alkaline lead chromate.
2. Specifications:
|
Item
|
index
|
|
Tinting Strength(Compared with standard),%≥
|
95
|
|
Volatile Matter at 105°C (%,m/m)≤
|
1.0
|
|
Soluble Matter In Water,%≤
|
1.0
|
|
Alkalinity and Acidity of Aqueous Extract,ml≤
|
20
|
|
PH Value Of Water Slurry
|
5~8
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|
Oil Absorption, g/100g≤
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20
|
|
Residues On Sieve(45μm mesh sieve),%(m/m) ≤
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0.5
|
|
Ease Of Dispersion, μm ≤
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25
|
|
Heat Resistance, 0C
|
150
|
|
Light Fastness,(Grade)≥
|
4
|
|
Water Fastness,(Grade)≥
|
5
|
|
Alkali Fastness,(Grade)≥
|
5
|
|
Acid Fastness, (Grade)≥
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4
|
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Linseed Fastness, (Grade)≥
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5
|
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Total Lead Content,%(m/m) ≥
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50.0
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|
Lead Chromate Content, %(m/m) ≥
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85.0
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