Vaseline is a mixture of mineral oil, paraffin and microcrystalline wax, when they are mixed together; Create something extraordinary - a smooth jelly with a melting point slightly above body temperature.

Item Quality standard Result Single conclusion

Relative density60ºC 0.815-0.880 0.862 Compliance with regulations

Drop point ºC 38-70 46.4 Compliance with regulations

(one) The upper layer shall be purple pink or brown Qualified Compliance with regulations

Infrared absorption spectrum(two) Consistent with the map of the control group Qualified Compliance with regulations

Cone penetration 25ºC±0.5ºC 100-300 174 Compliance with regulations

PH light pink Qualified Compliance with regulations

Colour Lighter than colorimetric solution Qualified Compliance with regulations

Impurity absorbance 290nm ≤0.75 0.15 Compliance with regulations

sulfide 0.00017% Qualified Compliance with regulations

Organic acid Should be red Qualified Compliance with regulations

Heterogenous organic matter and fabric burning residue No pungent odor:≤0.5 0.02% Compliance with regulations

Fixed oil, fat and turpentine No oil and sediment shall be formed Qualified Compliance with regulations

Heavy metal ppm ≤30 Qualified Compliance with regulations

Arsenate 0.0002% Qualified Compliance with regulations

Polycyclic aromatic hydrocarbon Comply with the Pharmacopoeia Qualified Compliance with regulations