美國(guó)PYREX過(guò)濾坩堝 古奇砂芯坩堝32940-30 32940-50
32940 PYREX品牌,Gooch型,高形式,燒結(jié)盤(pán)
特別適用于分析工作不斷地沉淀在哪里干體重在110°C。也適用于更高的溫度,在這種情況下,在電爐中加熱是明智的。坩堝不應(yīng)受到突然的溫度變化的影響。為了避免壓力,他們不應(yīng)該從爐中刪除,直到溫度下降到250°C。對(duì)于低形式的,見(jiàn)貓。32960號(hào)。
美國(guó)PYREX過(guò)濾坩堝 古奇砂芯坩堝32940-30 32940-50
32940 PYREX Brand, Gooch Type, High Form, Fritted Disc
Particularly adapted to analytical work where precipitates are dried to constant weight at 110°C.Also suitable for higher temperatures, in which case it is advisable to heat in an electric furnace.Crucibles should not be subject to sudden temperature changes. In order to avoid strain, they should not be removed from the furnace until the temperature has dropped to 250°C. For low form, see Cat. No. 32960.
32940-30 32940-50
美國(guó)PYREX過(guò)濾坩堝32940-30古奇砂芯坩堝32940-50