硫酸

500

BP, JPE, NF, Ph. Eur., suitable for EPA 1613

<0.3 (25 °C, vs air)

0.0001 hPa ( 20 °C), 1 mmHg ( 146 °C)

EMPROVE^® ESSENTIAL

95-98% (alkalimetric)

liquid

95-98%

API processing | salt formation: suitable

0.3 (25 °C, 49 g/L in H₂O)

~290 °C (lit.)

-20 °C

1.840 g/mL at 25 °C (lit.)

chloride (Cl^-): ≤0.0002%, nitrate (NO₃^-): ≤0.00010%

As: ≤0.000010%, Fe: ≤0.0002%, NH₄⁺: ≤0.0005%, Pb: ≤0.0005%, V: ≤0.0002%, heavy metals (as Pb): ≤0.0005%

liquid formulation
ophthalmics
pharmaceutical
semi-solid formulation

2-30°C

OS(O)(=O)=O

1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4)

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