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Precipitating
agent in rare earth mineral processing
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Bleaching agent
in the textile activities, wood pulp bleaching
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Rust remover for
metal treatment
·
Used in
commercial rust removers to remove rust stains from tubs and sinks
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Grinding agent,
such as marble polishing
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Waste water
treatment, removing calcium in water
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Use in cleaning
and sterilizing home brewing equipment
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Useful as reducing agent for photography and ink removal
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Used as purifying agent in pharmaceutical industry
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Rock collectors, clean mineral specimens
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Remove food and rust stains from kitchen countertops, plumbing
fixtures and fabric
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