璃用直接法氧化鋅 直接法氧化鋅99.5 99 工業(yè)級 廠(chǎng)家批發(fā) 物理性質(zhì)： 無(wú)毒、無(wú)味，白色或微黃，輕體粉末，易吸潮。 分子式：ZnO 分子量：81.39（按2001年國際質(zhì)量原子量） 包裝及儲藏： 本產(chǎn)品用內襯塑料袋，外套塑料編織袋，每袋凈重25KG或50KG，本產(chǎn)品應避免破損、受潮、污染和與酸接觸。 20尺小柜裝貨量：20噸 海關(guān)編碼：2817001000 指標名稱(chēng) 指標 ZnO-X ZnO-X2 ZnO-T1 ZoN-T2 ZnO-T3 顏色(與標準樣比) Colour (comparing with the standard sample) 符合標樣 氧化鋅(以干品計)/% ≥ Zinc oxide(calculated with dry product)/% ≥ 99.5 99.0 99.5 99.0 98.0 金屬鋅(以Zn計)/% ≤ Metal zinc (calculated with Zn)/ % ≤ 無(wú) 無(wú) 無(wú) — — 氧化鉛(以PbO計)/% ≤ Lead oxide (calculated with PbO) /% ≤ 0.12 0.20 — — — 錳(以Mn計)/% ≤ Manganese (calculated with Mn) /% ≤ 0.0002 — — — — 氧化銅（以CuO計)/% ≤ Copper oxide (calculated with CuO) /% ≤ 0.006 — — — — 氧化鎘（以CdO計）/% ≤ Cadmium oxide (calculated with CdO) /% ≤ 0.02 0.05 — — — 鹽酸不溶物/% ≤ Hydrochloric acid insoluble matter/% ≤ 0.03 0.04 — — — 灼燒失量/% ≤ Burnt loss/% ≤ 0.4 0.6 0.4 0.6 — 篩余物(45μm 濕篩) /% ≤ Screening residues(45μm wet sieve)/% ≤ 0.28 0.32 0.28 0.28 0.35 水溶物/% ≤ Soluble matter in water/% ≤ 0.4 0.6 0.4 0.6 0.8 105℃揮發(fā)物/% ≤ Volatile matter at 105℃/% ≤ 0.4 0.4 0.4 0.4 0.4 遮蓋力/(g/m2) ≤ Masking power /(g/m2) ≤ — — 150 150 150 吸油量g/100g ≤ Oil absorption g/100g ≤ — — 18 20 20 消色力/% ≥ Reducing power/% ≥ — — 100 95 95