certificate of analysis
检验报告
name(品名): 紫外线吸收剂 uv-531
date(日期): 2013-7-26
lot no.(批号): 130726
quantity(数量): 1000kg
test items (检验项目): specification
(标准) results
(结果)
appearance(外观): slight yellow flake slight yellow flake
melting point
(熔点)℃: 46-49 47.5
ash content (灰份)%: 0.1max 0.03
weight loss on drying (干燥失重)%: 0.50 max 0.10
content(含量)%: 99.0min 99.76
transmittance
(透光率)%: 450nm 90 min 500nm 95 min 450nm 95.3
500nm 98
remarks:
approved by(核准): 01
tested by(检验): 02
昆山市迈吉森复合材料有限公司
18888182927
中国 苏州