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广东安规检测有限公司销售的纱布规格如下：
每包尺寸：约10米长×0.98米宽
经密×纬密：约11×12/cm
经密×纬密：约22×25/英寸
每平方米重量：约40克/平方米
以下为UL标准里面的一些具体要求，个别参数上可能因为标准差异，会有出入，请客户慎重选择。
UL8750第8.7.1.1节要求：
8.7.1.1 During each test:
a) The grounding means, if provided, is to be connected to ground through a 3-A non-time delay fuse,
b) The unit is to be placed on a softwood surface covered with tissue paper and draped with a double layer of cheesecloth conforming to the outline of the unit,
c) The white tissue paper shall be nominally 0.025 mm (0.001 in) thick, commonly used for gift wrapping,
d) The cheesecloth shall be untreated cotton cloth running approximately 34 g/m2 (0.11 oz/ft2), with a thread count in the range of 10 – 13 x 9 – 12 threads/cm (25 – 33 x 22 – 30 threads/in),
转化为中文的意思是：
未捻棉纱，大约34克/平方米，每cm大约有（10～13）×（9～12）
UL1993第9.8节要求：
9.8.1 The cheesecloth shall be bleached cheesecloth, 914 mm (36 in) wide, running 26 to 28 m2/kg (14 to 15 yd2/lb) and having what is known in trade as a count 32 by 28. That is, for any square centimetre, 13 threads in one direction and 11 in the other direction (for any square inch, 32 threads in one direction and 28 in the other direction).
转化为中文要求即为：
漂白纱布，914mm宽，35.7克～38.5克/平方米，经密纬密约：11～13/cm
UL1598第16.12节要求：
16.12 Flaming oil
16.12.1 A sample of the complete finished bottom of the fire enclosure shall be securely supported in a horizontal position. Bleached cheesecloth of approximately 40 g/m2 shall be placed in one layer over a shallow, flat-bottomed pan approximately 50 mm below the sample. The pan shall be of sufficient size to cover completely the pattern of openings in the sample, but not large enough to catch any of the oil that runs over the edge of the sample or otherwise does not pass through the openings.
转化为中文要求即为：
漂白纱布，914mm宽，约40克/平方米
UL153第14.2.3节要求：
149.2.3 The cloth used in the abnormal test is to be bleached cheesecloth, 36 inches (91.4 cm) wide, running 14 – 15 square yards per pound (26 – 28 m2/kg) and having what is known in the trade as a count of 32 by 28; that is, for any square inch 32 threads in one direction and 28 in the other direction (for any square centimeter, 13 threads in one direction and 11 in the other direction). The cloth is to be loosely draped over the portable luminaire being tested in order to serve as a flame indicator (presence of ash or burnt holes) not as a blanket to trap heat.
转化为中文要求即为：
漂白纱布，914mm宽，35.7克～38.5克/平方米，经密纬密约：11～13/cm
UL935第2.3节要求：
2.3 CHEESECLOTH – Used in abnormal condition tests as an indicator of a fire hazard. Bleached cheesecloth is to be 36 inches (910 mm) wide, running 14 – 15 yards per pound (28 – 30 m/kg), and have what is known to the trade as a count of 32 X 28; that is, for any square inch, 32 threads in one direction and 28 threads in the other direction (for any square centimeter, 13 threads in one direction and 11 threads in the other direction).
转化为中文要求即为：
漂白纱布，914mm宽，35.7克～38.5克/平方米，经密纬密约：11～13/cm。
UL859第34.3节要求
34.3 Wherever cheesecloth is specified in connection with either a temperature test or an abnormal test, the cloth is to be bleached cheesecloth 36 inches (914 mm) wide, running 14 – 15 yards per pound mass (approximately 28 – 30 m/kg mass), and having what is known in the trade as a ²count of 32 x 28,² which means that for any square inch there are 32 threads in one direction and 28 threads in the other direction (for any square centimeter there are 13 threads in one direction and 11 threads in the other direction).
转化为中文要求即为：
漂白纱布，914mm宽，35.7克～38.5克/平方米，经密纬密约：11～13/cm。
