CAS No.: | CAS 9005-38-3 |
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Formula: | C6h9o7na |
EINECS: | 231-111-4 |
Colour: | White |
Appearance: | Powder |
Usage: | Paint, Ceramic, Cosmetic, Plastic, Paper, Textile |
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Items
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Standards
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Appearance
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White powder
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Particule size
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80 Mesh
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Viscosity (mPa.s, 1% solution, 20ºC)
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1000 Mpa.s(1%solution natural basis
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Assay (dry basis, %)
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90.8 - 106%
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Loss on drying (105ºC, 4h)
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≤ 15%
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pH (1% solution)
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6.0 - 7.5
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Water insolubles (dry basis)
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≤ 2%
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Total ash
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18 - 27%
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Copper (Cu)
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≤ 10PPM
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Zinc (Zn)
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≤ 10PPM
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Lead (Pb)
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≤ 3PPM
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(As)
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≤ 2PPM
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(Hg)
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≤ 1PPM
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ANALYSIS
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SPECIFICATION
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According
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Characters
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This product should be white to light yellow powder,almost odourless,tasteless
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USP40
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Identification 1
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A voluminous,gelationous precipitate is formed immediately
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USP40
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Identification 2
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A heavy,gelationous precipitate is formed
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USP40
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Loss on Drying
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≤15.0
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USP40
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Viscosity
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600-800
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GB1886.243
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Pb
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≤0.001
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USP40
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Heavy Metals
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≤0.004
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USP40
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≤0.00015
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USP40
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Product Name
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sodium alginate
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CAS
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9005-38-3
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Extraction Type
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Solvent Extraction
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Appearance
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White Crystalline Powder
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Color
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Off-white
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