PYREX進(jìn)口 滴定管
PYREX滴定管，并根據(jù)ASTM e - 542進(jìn)行校準(zhǔn)。從精確的鉆孔管中小心地抽取提示，以確保適當(dāng)?shù)呐潘俣取?/p>

PYREX進(jìn)口 滴定管

采用ASTM e - 287建立10mL PYREX滴定管，并根據(jù)ASTM e - 542進(jìn)行校準(zhǔn)。從精確的鉆孔管中小心地抽取提示，以確保適當(dāng)?shù)呐潘俣取＿@個滴滴管有彩色的標(biāo)記，細(xì)的，鋒利的線和大的易于閱讀的數(shù)字。止旋塞筒有一個光滑的微拋光，以確保防漏性能。每一個滴滴管都有一個防塵罩。所有的尺寸都有一個2mm的鏜孔產(chǎn)品標(biāo)準(zhǔn)PTFE(Polytetra fluore thylene)stopcock插頭。只需要更換PTFE stopcock插頭，

PYREX進(jìn)口 滴定管

The capacity tolerance on this Class A 10mL PYREX buret is established by ASTM E-287 and is calibrated in accordance with ASTM E-542. Tips are carefully drawn from accurate bore tubing to insure proper drainage rates. This buret has colored markings, fine, sharp lines and large easy-to-read numbers. The stopcock barrel has a smooth micro-finish to assure leak-resistant performance. Each buret is supplied with a dust cover. All sizes are furnished with a 2mm bore Product Standard PTFE (Polytetrafluorethylene) stopcock plug. For a replacement PTFE stopcock plug only,

PYREX進(jìn)口 滴定管