產(chǎn)品展示
滿(mǎn)足客戶(hù)對產(chǎn)品質(zhì)量的特殊需求
致力于氧化鉛產(chǎn)品、鉛鹽產(chǎn)品，無(wú)機顏料、橡塑助劑的研發(fā)、生產(chǎn)和銷(xiāo)售
滿(mǎn)足客戶(hù)對產(chǎn)品質(zhì)量的特殊需求
致力于氧化鉛產(chǎn)品、鉛鹽產(chǎn)品，無(wú)機顏料、橡塑助劑的研發(fā)、生產(chǎn)和銷(xiāo)售
火試金專(zhuān)用一氧化鉛（黃丹）
Gold and silver free litharge (Lead Oxide Yellow)
Qingdao Dechen Chemical Co., Ltd. is top one choice for premium quality litharge. We guarantee gold levels are ≤1ppb in all litharge and guarantee silver levels are <0.5ppm. We are also the exclusive Chinese factory for both fire assay flux also gold and silver litharge.
The Fire Assay can supply all the necessary fluxes for the fire assay process, and we can also pre-mix them according to your own recipe. Externalising the production of your fluxes not only saves you time, but also avoids the manipulation of hazardous chemicals in your laboratory.
To protect the customers benefit, every shipment with SGS inspection before ETD.
For each batch that is made for a given customer, a counter sample is left, which is kept for three months.
The gold and silver free litharge is packed in 25kg bags, 25kg iron drum or as customers’ requirement.
青島德臣化工有限公司是優(yōu)質(zhì)火試金專(zhuān)用一氧化鉛的首選。 我們確保我們生產(chǎn)的一氧化鉛中的金含量≤1ppb，銀含量<0.5ppm。德臣是唯一既生產(chǎn)火試金專(zhuān)用一氧化鉛和火試金試劑的中國工廠(chǎng)。
我們可以根據客人要求的配方生產(chǎn)火試金試劑。在我們工廠(chǎng)生產(chǎn)不僅節省了您的時(shí)間也同時(shí)避免了您的實(shí)驗室危險品的操作。
為了保護客戶(hù)的利益，我們的每一批貨都是在SGS檢驗合格后才出運。
我們所發(fā)出的每一批貨物都會(huì )留樣存檔三個(gè)月。
火試金專(zhuān)用一氧化鉛采用25公斤袋裝，25公斤鐵桶包裝或根據客戶(hù)要求包裝。
技術(shù)標準:
Technical standard:
項目 Items | 標準 Standard |
氧化鉛 Lead Oxide %≥ | 99.5 |
金屬鉛 Free lead %≤ | 0.1 |
過(guò)氧化鉛 Lead Peroxide %≤ | 0.05 |
硝酸不溶物 Nitric acid in solubles %≤ | 0.1 |
水份 Moisture %≤ | 0.2 |
三氧化二鐵 Ferric Oxide %≤ | 0.005 |
氧化銅 Copper Oxide %≤ | 0.002 |
金（Au） ng/g max. | 1 |
銀（Ag） mg/kg max. | 0.5 |
篩余物（180 目） Residue( 180 Mesh) %≤ | 0.5 |
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