Optical glass rosin AT21 Optical glass rosin demands exceptionally high purity of rosin.
Optical glass rosin requires particularly high rosin purity. This product is pure, free of impurities and transparent crystals.
Shenzhen Jitian Chemical Co., Ltd.-Optical glass rosin Level index name Gifted class First class Second level Exterior Transparent body colour Light yellow Light yellow Dark yellow Meet the requirements of standard color blocks of rosin color glass Softening point (ring and ball method), ℃ ≥ 80 ≥75 ≥ 70 Acid value mgKOH / g ≥ 166 ≥165 ≥164 Unsaponifiable matter content,% ≤ 5 ≤ 5 ≤ 5 Ethanol insoluble matter,% ≤ 0.03 ≤0.03 ≤0.04 Ash,% ≤0.02 ≤0.03 ≤0.04 Note: The above data is for reference only, the actual personal experiment shall prevail
- Parameters
Shenzhen Jitian Chemical Co., Ltd.-Optical glass rosin Level index name Gifted class First class Second level Exterior Transparent body colour Light yellow Light yellow Dark yellow Meet the requirements of standard color blocks of rosin color glass Softening point (ring and ball method), ℃ ≥ 80 ≥75 ≥ 70 Acid value mgKOH / g ≥ 166 ≥165 ≥164 Unsaponifiable matter content,% ≤ 5 ≤ 5 ≤ 5 Ethanol insoluble matter,% ≤ 0.03 ≤0.03 ≤0.04 Ash,% ≤0.02 ≤0.03 ≤0.04 Note: The above data is for reference only, the actual personal experiment shall prevail
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