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Add: Xi'an Jiaotong University Science and Technology Park, Liaocheng City, Shandong Province
Nitrogen:25%min
Moisture:1.0% max
Sodium:1.0% max
Particle size:2.00mm---4.00mm 90%min
Appearance:A variety of color
Nitrogen:25%min
Sodium:1.0% max
Moisture:1.0% max
Appearance:White or off-white