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ASTM D4376-02(2012)
Standard Specification for Vapor-Degreasing Grade Perchloroethylene
2 стр.
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Разработчик:
Зарубежные/ASTM
ICS:
71.100.99 Other products of the chemical industry / Продукты химической промышленности прочие25.220.10 Surface. Including surface preparation for painting, cleaning, scouring, blasting, etc. / Подготовка поверхности. Включая подготовку поверхности под окраску, зачистку, шабрение, струйную очистку и т.д.
Сборник (ASTM):
15.05 Engine Coolants and Related Fluids; Halogenated Organic Solvents and Fire Extinguishing Agents / Охлаждающие жидкости двигателя, Галогенизированные органические растворители и Огнетушащие вещества; Промышленные и специализированные химикаты
Тематика:
Industrial Hygiene & Safety
Описание
Реферат

This specification covers the requirements and corresponding test methods for vapor-degreasing grade perchloroethylene. When tested, materials shall conform to the following physical properties: specific gravity; distillation range (initial boiling point and dry point); acidity as HCl; alkalinity as NaOH; water content; appearance; color in Pt-co units; halides content; nonvolatile residues content; acid acceptance; and copper corrosion behavior.

Область применения

1.1 This specification covers vapor-degreasing grade perchloroethylene.

Note 1—Guide D3844 and Practice D4276 provide additional important information on solvent properties.

TABLE 1 Physical Properties

PropertySpecificationTest Method
Specific gravity, 25/25°C1.606 to 1.625D2111
Distillation range (760 mm Hg)D1078
Initial boiling point, °C, min120.0
Dry point, °C, max125.0
Acidity (as HCl), weight, %, max0.0005D2989
Alkalinity (as NaOH), weight,
%, max
0.030D2989
Water, weight, %, max0.0050D3401
AppearanceClear and free
from suspended
matter
D3741
Color, Pt-Co, max20D2108
Halide (as Cl), weight, %, max0.0005D2988
Nonvolatile residue, weight,
%, max
0.0050D2109
Acid acceptance, as NaOH,
weight, %, min
0.10D2942
Copper corrosion, weight loss,
mg, max
D3316
Flask10
Soxhlet20
Condenser20
Acidity as HCl, max, mL,
NaOH
15
Ключевые слова:
perchloroethylene; tetrachloroethylene; vapor degreasing