Magnesium stearate

MF: (C₁₇H₃₅COO)₂Mg

Properties:

White light tiny powder. tasteless, density 1.07, mp 108-115.

Quality index: CP 2000

Item	Quality index
Assay ( as MgO) %	6.5-7.5
Chloride (Cl-) %	0.15
Sulfate (SO2-4) %	0.6
Fe %	0.01
Heavy metal %	0.0015
Loss on dry %	5.0

Uses:

The preparation of asepsis PVC, the stabilizer, the demolding agent, the flatting agent.

Dibasic lead Phthalate

MF: 2PbOC₈H₄O₄Pb

Properties:

White or light yellow tiny crystalline powder, density 4.5, RR 1.99

Quality index: Q/WHL214-2000

Item	Quality index s
Lead oxide content %	81.51.5
Moisture %	1.0
Fineness on 150mess screen %	99.5

Uses:

The stabilizer, the pigment component of bright color in resin paste.