Industrial Talc Powder For Paint/ Talc Powder For Industrial Use
1) Product Name:Industrial talc powder for paint/talc powder for industrial use?
?2) Active ingredients:?? talc
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?3) Specification:? 98%
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?4) Testing Method: HPLC
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?5) Appearance: white?powder
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?6) Introduction:?
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????? Talcum powder, white or white, fine, no sand, powder, hand has greasy feeling, odourless, tasteless. The main composition of talcum powder for talc, after crushing, treated with hydrochloric acid, water washing and drying. In water, dilute mineral acid or dilute alkali hydroxide are dissolved in the solution, can make medicinal. Talcum powder and level according to the use can be divided into chemical level grade talcum powder, ceramic powder, talcum powder, medicine, cosmetics, food grade talcum powder, etc.
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Specification:
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Item? | Standard?Value | Actual?Value |
Whiteness?% | ≥90.0 | 93.40 |
Fineness?325mesh?(45μm)?% | ≥98.0 | 98.62 |
Bulk?Density?Loose | 0.43-0.45g/cm3 | 0.44 |
Bulk?Density?Dense | 0.78-0.85g/cm3 | 0.78 |
SiO2?% | ≥60.0 | 61.85 |
MgO2?% | ≥30.0 | 31.34 |
CaO2?% | ≤1.0 | 0.68 |
Acid-Soluble?Substance?% | ≤3.0 | 1.96 |
Water?Soluble?Substance?% | ≤0.10 | 0.06 |
Water?Soluble?Iron | Negative | Negative |
Moisture?% | ≤0.15 | 0.04 |
PH?Value | ≤8.5 | 8.10 |
Loss?on?Ignition?(1075°C)?%?+25°C | ≤6.0 | 5.49 |
Arsenic | ≤2ppm | ≤2ppm |
Lead?(As?Pb) | ≤10ppm | ≤10ppm |
Total?Number?of?Bacteria | ≤500cfu/g | 140cfu/g |
Asbestos?Minerals | Nil | Nil |
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