𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Comparison by g.c.-m.s. of liquefaction extracts from coal maceral concentrates

✍ Scribed by Dominique Brodzki; Afif Abou-Akar; Gérald Djéga-Mariadassou; Rafael Kandiyoti

Publisher
Elsevier Science
Year
1995
Tongue
English
Weight
948 KB
Volume
74
Category
Article
ISSN
0016-2361

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Quantitative analysis of N-methyl-2-pyrr
Quantitative analysis of N-methyl-2-pyrrolidinone retained in coal extracts by thermal extraction g.c.-m.s.
✍ Scott W. Chervenick; Ronald B. Smart 📂 Article 📅 1995 🏛 Elsevier Science 🌐 English ⚖ 612 KB

N-methyl-2-pyrrolidinone (NMP) is widely used for coal extractions. It is well known that extraction solvents are retained in the coal extracts even after extensive drying procedures. The amount of NMP retained will affect the accuracy of the extraction yield and the character of the extracts. Therm