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EDTA disodium salt (EDTA 2NA), CAS#6381-92-6
Commodity: EDTA 2NA
CAS#: 6381-92-6
Molecular Formula: C10H14N2O8Na2.2H2O
Molecular weight: 372
Uses: Applicable to detergent, dyeing adjuvant, processing agent for fibers, cosmetic additive, food additive, agriculture fertilizer etc.
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EDTA tetrasodium salt (EDTA 4NA), CAS#64-02-8
CAS#: 64-02-8
Molecular Formula: C10H12N2O8Na4·4H2O
Uses: Used as water-softening agents, catalysts of synthetic rubber, printing and dyeing adjuvants, detergent adjuvants
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Optical Brightener (OB-1), CAS#1533-45-5
Commodity:Optical Brightener (OB-1)
CAS#:1533-45-5
Molecular formula: C28H18N2O2
Molecular weight: 414.45Specification:
Appearance: Bright yellow – green crystalline powder
Odor: No odor
Content: ≥98.5%
Moisture: ≤0.5%
Melting point: 355-360℃
Boiling point: 533.34°C (rough estimate)
Density: 1.2151 (rough estimate)
Refractive index: 1.5800 (estimated)
Max. absorption wavelength: 374nm
Max. emission wavelength: 434nm
Packing: 25kg /drum
Storage conditions: Sealed in dry, Room Temperature
Stability: Stable. Incompatible with strong oxidizing agents.
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